81 files changed, 2882 insertions, 0 deletions
diff --git a/v4.0/src/TOOLS/ASC2HLP.EXE b/v4.0/src/TOOLS/ASC2HLP.EXE
new file mode 100644
index 0000000..a5487ff
--- /dev/null
+++ b/v4.0/src/TOOLS/ASC2HLP.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/ATTRIB.EXE b/v4.0/src/TOOLS/ATTRIB.EXE
new file mode 100644
index 0000000..5afd271
--- /dev/null
+++ b/v4.0/src/TOOLS/ATTRIB.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/INC/ASSERT.H b/v4.0/src/TOOLS/BLD/INC/ASSERT.H
new file mode 100644
index 0000000..3a9809f
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/ASSERT.H
@@ -0,0 +1,35 @@
+/***
+*assert.h - define the assert macro
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   Defines the assert(exp) macro.
+*   [ANSI/System V]
+*
+*******************************************************************************/
+#ifndef _ASSERT_DEFINED
+#ifndef NDEBUG
+static char _assertstring[] = "Assertion failed: %s, file %s, line %d\n";
+#define assert(exp) { \
+    if (!(exp)) { \
+        fprintf(stderr, _assertstring, #exp, __FILE__, __LINE__); \
+        fflush(stderr); \
+        abort(); \
+        } \
+    }
+#else
+#define assert(exp)
+#endif /* NDEBUG */
+#define _ASSERT_DEFINED
+#endif /* _ASSERT_DEFINED */
diff --git a/v4.0/src/TOOLS/BLD/INC/BIOS.H b/v4.0/src/TOOLS/BLD/INC/BIOS.H
new file mode 100644
index 0000000..0844857
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/BIOS.H
@@ -0,0 +1,181 @@
+/***
+*bios.h - declarations for bios interface functions and supporting definitions
+*
+*   Copyright (c) 1987-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file declares the constants, structures, and functions
+*   used for accessing and using various BIOS interfaces.
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+#else   /* extensions not enabled */
+    #define _CDECL
+#endif  /* NO_EXT_KEYS */
+/* manifest constants for BIOS serial communications (RS-232) support */
+/* serial port services */
+#define _COM_INIT       0   /* init serial port */
+#define _COM_SEND       1   /* send character */
+#define _COM_RECEIVE    2   /* receive character */
+#define _COM_STATUS     3   /* get serial port status */
+/* serial port initializers.  One and only one constant from each of the
+ * following four groups - character size, stop bit, parity, and baud rate -
+ * must be specified in the initialization byte.
+ */
+/* character size initializers */
+#define _COM_CHR7       2   /* 7 bits characters */
+#define _COM_CHR8       3   /* 8 bits characters */
+/* stop bit values - on or off */
+#define _COM_STOP1      0   /* 1 stop bit */
+#define _COM_STOP2      4   /* 2 stop bits */
+/*  parity initializers */
+#define _COM_NOPARITY   0   /* no parity */
+#define _COM_ODDPARITY  8   /* odd parity */
+#define _COM_EVENPARITY 24  /* even parity */
+/*  baud rate initializers */
+#define _COM_110        0       /* 110 baud */
+#define _COM_150        32      /* 150 baud */
+#define _COM_300        64      /* 300 baud */
+#define _COM_600        96      /* 600 baud */
+#define _COM_1200       128     /* 1200 baud */
+#define _COM_2400       160     /* 2400 baud */
+#define _COM_4800       192     /* 4800 baud */
+#define _COM_9600       224     /* 9600 baud */
+/* manifest constants for BIOS disk support */
+/* disk services */
+#define _DISK_RESET     0   /* reset disk controller */
+#define _DISK_STATUS    1   /* get disk status */
+#define _DISK_READ      2   /* read disk sectors */
+#define _DISK_WRITE     3   /* write disk sectors */
+#define _DISK_VERIFY    4   /* verify disk sectors */
+#define _DISK_FORMAT    5   /* format disk track */
+/* struct used to send/receive information to/from the BIOS disk services */
+#ifndef NO_EXT_KEYS     /* extensions must be enabled */
+#ifndef _DISKINFO_T_DEFINED
+struct diskinfo_t {
+    unsigned drive;
+    unsigned head;
+    unsigned track;
+    unsigned sector;
+    unsigned nsectors;
+    void far *buffer;
+    };
+#define _DISKINFO_T_DEFINED
+#endif
+#endif /* NO_EXT_KEYS */
+/* manifest constants for BIOS keyboard support */
+/* keyboard services */
+#define _KEYBRD_READ        0   /* read next character from keyboard */
+#define _KEYBRD_READY       1   /* check for keystroke */
+#define _KEYBRD_SHIFTSTATUS 2   /* get current shift key status */
+/* manifest constants for BIOS printer support */
+/* printer services */
+#define _PRINTER_WRITE  0   /* write character to printer */
+#define _PRINTER_INIT   1   /* intialize printer */
+#define _PRINTER_STATUS 2   /* get printer status */
+/* manifest constants for BIOS time of day support */
+/* time of day services */
+#define _TIME_GETCLOCK  0   /* get current clock count */
+#define _TIME_SETCLOCK  1   /* set current clock count */
+#ifndef _REGS_DEFINED
+/* word registers */
+struct WORDREGS {
+    unsigned int ax;
+    unsigned int bx;
+    unsigned int cx;
+    unsigned int dx;
+    unsigned int si;
+    unsigned int di;
+    unsigned int cflag;
+    };
+/* byte registers */
+struct BYTEREGS {
+    unsigned char al, ah;
+    unsigned char bl, bh;
+    unsigned char cl, ch;
+    unsigned char dl, dh;
+    };
+/* general purpose registers union -
+ *  overlays the corresponding word and byte registers.
+ */
+union REGS {
+    struct WORDREGS x;
+    struct BYTEREGS h;
+    };
+/* segment registers */
+struct SREGS {
+    unsigned int es;
+    unsigned int cs;
+    unsigned int ss;
+    unsigned int ds;
+    };
+#define _REGS_DEFINED
+#endif /* _REGS_DEFINED */
+/* function prototypes */
+unsigned _CDECL _bios_equiplist(void);
+unsigned _CDECL _bios_keybrd(unsigned);
+unsigned _CDECL _bios_memsize(void);
+unsigned _CDECL _bios_printer(unsigned, unsigned, unsigned);
+unsigned _CDECL _bios_serialcom(unsigned, unsigned, unsigned);
+unsigned _CDECL _bios_timeofday(unsigned, long *);
+int _CDECL int86(int, union REGS *, union REGS *);
+int _CDECL int86x(int, union REGS *, union REGS *, struct SREGS *);
+#ifndef NO_EXT_KEYS     /* extensions must be enabled */
+unsigned _CDECL _bios_disk(unsigned, struct diskinfo_t *);
+#endif /* NO_EXT_KEYS */
diff --git a/v4.0/src/TOOLS/BLD/INC/CONIO.H b/v4.0/src/TOOLS/BLD/INC/CONIO.H
new file mode 100644
index 0000000..7941e2e
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/CONIO.H
@@ -0,0 +1,34 @@
+/***
+*conio.h - console and port I/O declarations
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This include file contains the function declarations for
+*   the MS C V2.03 compatible console and port I/O routines.
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+#else /* extensions not enabled */
+    #define _CDECL
+#endif /* NO_EXT_KEYS */
+/* function prototypes */
+char * _CDECL cgets(char *);
+int _CDECL cprintf(char *, ...);
+int _CDECL cputs(char *);
+int _CDECL cscanf(char *, ...);
+int _CDECL getch(void);
+int _CDECL getche(void);
+int _CDECL inp(unsigned int);
+unsigned _CDECL inpw(unsigned int);
+int _CDECL kbhit(void);
+int _CDECL outp(unsigned int, int);
+unsigned _CDECL outpw(unsigned int, unsigned int);
+int _CDECL putch(int);
+int _CDECL ungetch(int);
diff --git a/v4.0/src/TOOLS/BLD/INC/CTYPE.H b/v4.0/src/TOOLS/BLD/INC/CTYPE.H
new file mode 100644
index 0000000..c65d021
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/CTYPE.H
@@ -0,0 +1,66 @@
+/***
+*ctype.h - character conversion macros and ctype macros
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   Defines macros for character classification/conversion.
+*   [ANSI/System V]
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+    #define _NEAR   near
+#else /* extensions not enabled */
+    #define _CDECL
+    #define _NEAR
+#endif /* NO_EXT_KEYS */
+/*
+ * This declaration allows the user access to the ctype look-up
+ * array _ctype defined in ctype.obj by simply including ctype.h
+ */
+extern unsigned char _NEAR _CDECL _ctype[];
+/* set bit masks for the possible character types */
+#define _UPPER        0x1       /* upper case letter */
+#define _LOWER        0x2       /* lower case letter */
+#define _DIGIT        0x4       /* digit[0-9] */
+#define _SPACE        0x8       /* tab, carriage return, newline, */
+                                /* vertical tab or form feed */
+#define _PUNCT       0x10       /* punctuation character */
+#define _CONTROL     0x20       /* control character */
+#define _BLANK       0x40       /* space char */
+#define _HEX         0x80       /* hexadecimal digit */
+/* the character classification macro definitions */
+#define isalpha(c)      ( (_ctype+1)[c] & (_UPPER|_LOWER) )
+#define isupper(c)      ( (_ctype+1)[c] & _UPPER )
+#define islower(c)      ( (_ctype+1)[c] & _LOWER )
+#define isdigit(c)      ( (_ctype+1)[c] & _DIGIT )
+#define isxdigit(c)     ( (_ctype+1)[c] & _HEX )
+#define isspace(c)      ( (_ctype+1)[c] & _SPACE )
+#define ispunct(c)      ( (_ctype+1)[c] & _PUNCT )
+#define isalnum(c)      ( (_ctype+1)[c] & (_UPPER|_LOWER|_DIGIT) )
+#define isprint(c)      ( (_ctype+1)[c] & (_BLANK|_PUNCT|_UPPER|_LOWER|_DIGIT) )
+#define isgraph(c)      ( (_ctype+1)[c] & (_PUNCT|_UPPER|_LOWER|_DIGIT) )
+#define iscntrl(c)      ( (_ctype+1)[c] & _CONTROL )
+#define toupper(c)      ( (islower(c)) ? _toupper(c) : (c) )
+#define tolower(c)      ( (isupper(c)) ? _tolower(c) : (c) )
+#define _tolower(c)     ( (c)-'A'+'a' )
+#define _toupper(c)     ( (c)-'a'+'A' )
+#define isascii(c)      ( (unsigned)(c) < 0x80 )
+#define toascii(c)      ( (c) & 0x7f )
+/* MS C version 2.0 extended ctype macros */
+#define iscsymf(c)      (isalpha(c) || ((c) == '_'))
+#define iscsym(c)       (isalnum(c) || ((c) == '_'))
diff --git a/v4.0/src/TOOLS/BLD/INC/DIRECT.H b/v4.0/src/TOOLS/BLD/INC/DIRECT.H
new file mode 100644
index 0000000..2e2ebde
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/DIRECT.H
@@ -0,0 +1,24 @@
+/***
+*direct.h - function declarations for directory handling/creation
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This include file contains the function declarations for the library
+*   functions related to directory handling and creation.
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+#else /* extensions not enabled */
+    #define _CDECL
+#endif /* NO_EXT_KEYS */
+/* function prototypes */
+int _CDECL chdir(char *);
+char * _CDECL getcwd(char *, int);
+int _CDECL mkdir(char *);
+int _CDECL rmdir(char *);
diff --git a/v4.0/src/TOOLS/BLD/INC/DOS.H b/v4.0/src/TOOLS/BLD/INC/DOS.H
new file mode 100644
index 0000000..5539156
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/DOS.H
@@ -0,0 +1,220 @@
+/***
+*dos.h - definitions for MS-DOS interface routines
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   Defines the structs and unions used for the direct DOS interface
+*   routines; includes macros to access the segment and offset
+*   values of far pointers, so that they may be used by the routines; and
+*   provides function prototypes for direct DOS interface functions.
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+    #define _NEAR   near
+#else /* extensions not enabled */
+    #define _CDECL
+    #define _NEAR
+#endif /* NO_EXT_KEYS */
+#ifndef _REGS_DEFINED
+/* word registers */
+struct WORDREGS {
+    unsigned int ax;
+    unsigned int bx;
+    unsigned int cx;
+    unsigned int dx;
+    unsigned int si;
+    unsigned int di;
+    unsigned int cflag;
+    };
+/* byte registers */
+struct BYTEREGS {
+    unsigned char al, ah;
+    unsigned char bl, bh;
+    unsigned char cl, ch;
+    unsigned char dl, dh;
+    };
+/* general purpose registers union -
+ *  overlays the corresponding word and byte registers.
+ */
+union REGS {
+    struct WORDREGS x;
+    struct BYTEREGS h;
+    };
+/* segment registers */
+struct SREGS {
+    unsigned int es;
+    unsigned int cs;
+    unsigned int ss;
+    unsigned int ds;
+    };
+#define _REGS_DEFINED
+#endif
+/* dosexterror structure */
+#ifndef _DOSERROR_DEFINED
+struct DOSERROR {
+    int exterror;
+    char class;
+    char action;
+    char locus;
+    };
+#define _DOSERROR_DEFINED
+#endif
+/* _dos_findfirst structure */
+#ifndef _FIND_T_DEFINED
+struct find_t {
+    char reserved[21];
+    char attrib;
+    unsigned wr_time;
+    unsigned wr_date;
+    long size;
+    char name[13];
+    };
+#define _FIND_T_DEFINED
+#endif
+/* _dos_getdate/_dossetdate and _dos_gettime/_dos_settime structures */
+#ifndef _DATETIME_T_DEFINED
+struct dosdate_t {
+    unsigned char day;          /* 1-31 */
+    unsigned char month;        /* 1-12 */
+    unsigned int year;          /* 1980-2099 */
+    unsigned char dayofweek;    /* 0-6, 0=Sunday */
+    };
+struct dostime_t {
+    unsigned char hour;     /* 0-23 */
+    unsigned char minute;   /* 0-59 */
+    unsigned char second;   /* 0-59 */
+    unsigned char hsecond;  /* 0-99 */
+    };
+#define _DATETIME_T_DEFINED
+#endif
+/* _dos_getdiskfree structure */
+#ifndef _DISKFREE_T_DEFINED
+struct diskfree_t {
+    unsigned total_clusters;
+    unsigned avail_clusters;
+    unsigned sectors_per_cluster;
+    unsigned bytes_per_sector;
+    };
+#define _DISKFREE_T_DEFINED
+#endif
+/* manifest constants for _hardresume result parameter */
+#define _HARDERR_IGNORE     0   /* Ignore the error */
+#define _HARDERR_RETRY      1   /* Retry the operation */
+#define _HARDERR_ABORT      2   /* Abort program issuing Interrupt 23h */
+#define _HARDERR_FAIL       3   /* Fail the system call in progress */
+                                /* _HARDERR_FAIL is not supported on DOS 2.x */
+/* File attribute constants */
+#define _A_NORMAL       0x00    /* Normal file - No read/write restrictions */
+#define _A_RDONLY       0x01    /* Read only file */
+#define _A_HIDDEN       0x02    /* Hidden file */
+#define _A_SYSTEM       0x04    /* System file */
+#define _A_VOLID        0x08    /* Volume ID file */
+#define _A_SUBDIR       0x10    /* Subdirectory */
+#define _A_ARCH         0x20    /* Archive file */
+/* macros to break MS C "far" pointers into their segment and offset
+ * components
+ */
+#define FP_SEG(fp) (*((unsigned *)&(fp) + 1))
+#define FP_OFF(fp) (*((unsigned *)&(fp)))
+/* external variable declarations */
+extern unsigned int _NEAR _CDECL _osversion;
+/* function prototypes */
+int _CDECL bdos(int, unsigned int, unsigned int);
+void _CDECL _disable(void);
+unsigned _CDECL _dos_allocmem(unsigned, unsigned *);
+unsigned _CDECL _dos_close(int);
+unsigned _CDECL _dos_creat(char *, unsigned, int *);
+unsigned _CDECL _dos_creatnew(char *, unsigned, int *);
+unsigned _CDECL _dos_findfirst(char *, unsigned, struct find_t *);
+unsigned _CDECL _dos_findnext(struct find_t *);
+unsigned _CDECL _dos_freemem(unsigned);
+void _CDECL _dos_getdate(struct dosdate_t *);
+void _CDECL _dos_getdrive(unsigned *);
+unsigned _CDECL _dos_getdiskfree(unsigned, struct diskfree_t *);
+unsigned _CDECL _dos_getfileattr(char *, unsigned *);
+unsigned _CDECL _dos_getftime(int, unsigned *, unsigned *);
+void _CDECL _dos_gettime(struct dostime_t *);
+void _CDECL _dos_keep(unsigned, unsigned);
+unsigned _CDECL _dos_open(char *, unsigned, int *);
+unsigned _CDECL _dos_setblock(unsigned, unsigned, unsigned *);
+unsigned _CDECL _dos_setdate(struct dosdate_t *);
+void _CDECL _dos_setdrive(unsigned, unsigned *);
+unsigned _CDECL _dos_setfileattr(char *, unsigned);
+unsigned _CDECL _dos_setftime(int, unsigned, unsigned);
+unsigned _CDECL _dos_settime(struct dostime_t *);
+int _CDECL dosexterr(struct DOSERROR *);
+void _CDECL _enable(void);
+void _CDECL _hardresume(int);
+void _CDECL _hardretn(int);
+int _CDECL intdos(union REGS *, union REGS *);
+int _CDECL intdosx(union REGS *, union REGS *, struct SREGS *);
+int _CDECL int86(int, union REGS *, union REGS *);
+int _CDECL int86x(int, union REGS *, union REGS *, struct SREGS *);
+void _CDECL segread(struct SREGS *);
+#ifndef NO_EXT_KEYS /* extensions enabled */
+void _CDECL _chain_intr(void (_CDECL interrupt far *)());
+void (_CDECL interrupt far * _CDECL _dos_getvect(unsigned))();
+unsigned _CDECL _dos_read(int, void far *, unsigned, unsigned *);
+void _CDECL _dos_setvect(unsigned, void (_CDECL interrupt far *)());
+unsigned _CDECL _dos_write(int, void far *, unsigned, unsigned *);
+void _CDECL _harderr(void (far *)());
+#endif /* NO_EXT_KEYS */
diff --git a/v4.0/src/TOOLS/BLD/INC/ERRNO.H b/v4.0/src/TOOLS/BLD/INC/ERRNO.H
new file mode 100644
index 0000000..0925338
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/ERRNO.H
@@ -0,0 +1,50 @@
+/***
+*errno.h - system wide error numbers (set by system calls)
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file defines the system-wide error numbers (set by
+*   system calls).  Conforms to the XENIX standard.  Extended
+*   for compatibility with Uniforum standard.
+*   [System V]
+*
+*******************************************************************************/
+#define  EZERO      0
+#define  EPERM      1
+#define  ENOENT     2
+#define  ESRCH      3
+#define  EINTR      4
+#define  EIO        5
+#define  ENXIO      6
+#define  E2BIG      7
+#define  ENOEXEC    8
+#define  EBADF      9
+#define  ECHILD    10
+#define  EAGAIN    11
+#define  ENOMEM    12
+#define  EACCES    13
+#define  EFAULT    14
+#define  ENOTBLK   15
+#define  EBUSY     16
+#define  EEXIST    17
+#define  EXDEV     18
+#define  ENODEV    19
+#define  ENOTDIR   20
+#define  EISDIR    21
+#define  EINVAL    22
+#define  ENFILE    23
+#define  EMFILE    24
+#define  ENOTTY    25
+#define  ETXTBSY   26
+#define  EFBIG     27
+#define  ENOSPC    28
+#define  ESPIPE    29
+#define  EROFS     30
+#define  EMLINK    31
+#define  EPIPE     32
+#define  EDOM      33
+#define  ERANGE    34
+#define  EUCLEAN   35
+#define  EDEADLOCK 36
diff --git a/v4.0/src/TOOLS/BLD/INC/FCNTL.H b/v4.0/src/TOOLS/BLD/INC/FCNTL.H
new file mode 100644
index 0000000..08ad549
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/FCNTL.H
@@ -0,0 +1,35 @@
+/***
+*fcntl.h - file control options used by open()
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file defines constants for the file control options used
+*   by the open() function.
+*   [System V]
+*
+*******************************************************************************/
+#define O_RDONLY    0x0000  /* open for reading only */
+#define O_WRONLY    0x0001  /* open for writing only */
+#define O_RDWR      0x0002  /* open for reading and writing */
+#define O_APPEND    0x0008  /* writes done at eof */
+#define O_CREAT     0x0100  /* create and open file */
+#define O_TRUNC     0x0200  /* open and truncate */
+#define O_EXCL      0x0400  /* open only if file doesn't already exist */
+/* O_TEXT files have <cr><lf> sequences translated to <lf> on read()'s,
+** and <lf> sequences translated to <cr><lf> on write()'s
+*/
+#define O_TEXT      0x4000  /* file mode is text (translated) */
+#define O_BINARY    0x8000  /* file mode is binary (untranslated) */
+/* macro to translate the C 2.0 name used to force binary mode for files */
+#define O_RAW   O_BINARY
+/* Open handle inherit bit */
+#define O_NOINHERIT 0x0080      /* child process doesn't inherit file */
diff --git a/v4.0/src/TOOLS/BLD/INC/FLOAT.H b/v4.0/src/TOOLS/BLD/INC/FLOAT.H
new file mode 100644
index 0000000..2d73f85
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/FLOAT.H
@@ -0,0 +1,137 @@
+/***
+*float.h - constants for floating point values
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file contains defines for a number of implementation dependent
+*   values which are commonly used by sophisticated numerical (floating
+*   point) programs.
+*   [ANSI]
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+#else /* extensions not enabled */
+    #define _CDECL
+#endif /* NO_EXT_KEYS */
+#define DBL_DIG         15                      /* # of decimal digits of precision */
+#define DBL_EPSILON     2.2204460492503131e-016 /* smallest such that 1.0+DBL_EPSILON != 1.0 */
+#define DBL_MANT_DIG    53                      /* # of bits in mantissa */
+#define DBL_MAX         1.7976931348623158e+308 /* max value */
+#define DBL_MAX_10_EXP  308                     /* max decimal exponent */
+#define DBL_MAX_EXP     1024                    /* max binary exponent */
+#define DBL_MIN         2.2250738585072014e-308 /* min positive value */
+#define DBL_MIN_10_EXP  -307                    /* min decimal exponent
+#define DBL_MIN_EXP     -1021                   /* min binary exponent */
+#define DBL_RADIX       2                       /* exponent radix */
+#define DBL_ROUNDS      0                       /* addition rounding: chops */
+#define FLT_DIG         6                       /* # of decimal digits of precision */
+#define FLT_EPSILON     1.192092896e-07         /* smallest such that 1.0+FLT_EPSILON != 1.0 */
+#define FLT_GUARD       0
+#define FLT_MANT_DIG    24                      /* # of bits in mantissa */
+#define FLT_MAX         3.402823466e+38         /* max value */
+#define FLT_MAX_10_EXP  38                      /* max decimal exponent */
+#define FLT_MAX_EXP     128                     /* max binary exponent */
+#define FLT_MIN         1.175494351e-38         /* min positive value */
+#define FLT_MIN_10_EXP  -37                     /* min decimal exponent */
+#define FLT_MIN_EXP     -125                    /* min binary exponent */
+#define FLT_NORMALIZE   0
+#define FLT_RADIX       2                       /* exponent radix */
+#define FLT_ROUNDS      0                       /* addition rounding: chops */
+#define LDBL_DIG        DBL_DIG                 /* # of decimal digits of precision */
+#define LDBL_EPSILON    DBL_EPSILON             /* smallest such that 1.0+LDBL_EPSILON != 1.0 */
+#define LDBL_MANT_DIG   DBL_MANT_DIG            /* # of bits in mantissa */
+#define LDBL_MAX        DBL_MAX                 /* max value */
+#define LDBL_MAX_10_EXP DBL_MAX_10_EXP          /* max decimal exponent */
+#define LDBL_MAX_EXP    DBL_MAX_EXP             /* max binary exponent */
+#define LDBL_MIN        DBL_MIN                 /* min positive value */
+#define LDBL_MIN_10_EXP DBL_MIN_10_EXP          /* min deimal exponent
+#define LDBL_MIN_EXP    DBL_MIN_EXP             /* min binary exponent */
+#define LDBL_RADIX      DBL_RADIX               /* exponent radix */
+#define LDBL_ROUNDS     DBL_ROUNDS              /* addition rounding: chops */
+/*
+ *  8087/80287 math control information
+ */
+/* User Control Word Mask and bit definitions.
+ * These definitions match the 8087/80287
+ */
+#define     MCW_EM          0x003f      /* interrupt Exception Masks */
+#define     EM_INVALID      0x0001      /*   invalid */
+#define     EM_DENORMAL     0x0002      /*   denormal */
+#define     EM_ZERODIVIDE   0x0004      /*   zero divide */
+#define     EM_OVERFLOW     0x0008      /*   overflow */
+#define     EM_UNDERFLOW    0x0010      /*   underflow */
+#define     EM_INEXACT      0x0020      /*   inexact (precision) */
+#define     MCW_IC          0x1000      /* Infinity Control */
+#define     IC_AFFINE       0x1000      /*   affine */
+#define     IC_PROJECTIVE   0x0000      /*   projective */
+#define     MCW_RC          0x0c00      /* Rounding Control */
+#define     RC_CHOP         0x0c00      /*   chop */
+#define     RC_UP           0x0800      /*   up */
+#define     RC_DOWN         0x0400      /*   down */
+#define     RC_NEAR         0x0000      /*   near */
+#define     MCW_PC          0x0300      /* Precision Control */
+#define     PC_24           0x0000      /*    24 bits */
+#define     PC_53           0x0200      /*    53 bits */
+#define     PC_64           0x0300      /*    64 bits */
+/* initial Control Word value */
+#define CW_DEFAULT ( IC_AFFINE + RC_NEAR + PC_64 + EM_DENORMAL + EM_UNDERFLOW + EM_INEXACT )
+/* user Status Word bit definitions */
+#define SW_INVALID          0x0001      /*   invalid */
+#define SW_DENORMAL         0x0002      /*   denormal */
+#define SW_ZERODIVIDE       0x0004      /*   zero divide */
+#define SW_OVERFLOW         0x0008      /*   overflow */
+#define SW_UNDERFLOW        0x0010      /*   underflow */
+#define SW_INEXACT          0x0020      /*   inexact (precision) */
+/* invalid subconditions (SW_INVALID also set) */
+#define SW_UNEMULATED       0x0040      /* unemulated instruction */
+#define SW_SQRTNEG          0x0080      /* square root of a neg number */
+#define SW_STACKOVERFLOW    0x0200      /* FP stack overflow */
+#define SW_STACKUNDERFLOW   0x0400      /* FP stack underflow */
+/*  Floating point error signals and return codes */
+#define FPE_INVALID         0x81
+#define FPE_DENORMAL        0x82
+#define FPE_ZERODIVIDE      0x83
+#define FPE_OVERFLOW        0x84
+#define FPE_UNDERFLOW       0x85
+#define FPE_INEXACT         0x86
+#define FPE_UNEMULATED      0x87
+#define FPE_SQRTNEG         0x88
+#define FPE_STACKOVERFLOW   0x8a
+#define FPE_STACKUNDERFLOW  0x8b
+#define FPE_EXPLICITGEN     0x8c    /* raise( SIGFPE ); */
+/* function prototypes */
+unsigned int _CDECL _clear87(void);
+unsigned int _CDECL _control87(unsigned int,unsigned int);
+void _CDECL _fpreset(void);
+unsigned int _CDECL _status87(void);
diff --git a/v4.0/src/TOOLS/BLD/INC/GRAPH.H b/v4.0/src/TOOLS/BLD/INC/GRAPH.H
new file mode 100644
index 0000000..7b69c51
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/GRAPH.H
@@ -0,0 +1,216 @@
+/***
+*graph.h - declare constants and functions for graphics library
+*
+*   Copyright (c) 1987-1988, Microsoft Corporation. All rights reserved.
+*
+*Purpose:
+*   This file declares the graphics library functions and
+*   the manifest constants that are used with them.
+*
+*******************************************************************************/
+/* user-visible declarations for Quick-C Graphics Library */
+#ifndef _GRAPH_T_DEFINED
+/* structure for _getvideoconfig() as visible to user */
+struct videoconfig {
+        short numxpixels;       /* number of pixels on X axis */
+        short numypixels;       /* number of pixels on Y axis */
+        short numtextcols;      /* number of text columns available */
+        short numtextrows;      /* number of text rows available */
+        short numcolors;        /* number of actual colors */
+        short bitsperpixel;     /* number of bits per pixel */
+        short numvideopages;    /* number of available video pages */
+        short mode;             /* current video mode */
+        short adapter;          /* active display adapter */
+        short monitor;          /* active display monitor */
+        short memory;           /* adapter video memory in K bytes */
+};
+/* return value of _setlogorg(), etc. */
+struct xycoord {
+        short xcoord;
+        short ycoord;
+};
+/* structure for text position */
+struct rccoord {
+        short row;
+        short col;
+};
+#define _GRAPH_T_DEFINED
+#endif
+/* SETUP AND CONFIGURATION */
+short far cdecl _setvideomode(short);
+/* arguments to _setvideomode() */
+#define _DEFAULTMODE    -1      /* restore screen to original mode */
+#define _TEXTBW40       0       /* 40 x 25 text, 16 grey */
+#define _TEXTC40        1       /* 40 x 25 text, 16/8 color */
+#define _TEXTBW80       2       /* 80 x 25 text, 16 grey */
+#define _TEXTC80        3       /* 80 x 25 text, 16/8 color */
+#define _MRES4COLOR     4       /* 320 x 200, 4 color */
+#define _MRESNOCOLOR    5       /* 320 x 200, 4 grey */
+#define _HRESBW         6       /* 640 x 200, BW */
+#define _TEXTMONO       7       /* 80 x 25 text, BW */
+#define _HERCMONO       8       /* 720 x 348, BW for HGC */
+#define _MRES16COLOR    13      /* 320 x 200, 16 color */
+#define _HRES16COLOR    14      /* 640 x 200, 16 color */
+#define _ERESNOCOLOR    15      /* 640 x 350, BW */
+#define _ERESCOLOR      16      /* 640 x 350, 4 or 16 color */
+#define _VRES2COLOR     17      /* 640 x 480, BW */
+#define _VRES16COLOR    18      /* 640 x 480, 16 color */
+#define _MRES256COLOR   19      /* 320 x 200, 256 color */
+short far cdecl _setactivepage(short);
+short far cdecl _setvisualpage(short);
+/* videoconfig adapter values */
+/* these manifest constants can be used to determine the type of monitor in */
+/* use, using either simple comparisons or the bitwise-AND operator (&) */
+#define _MDPA       0x0001      /* Monochrome Display Adapter (MDPA) */
+#define _CGA        0x0002      /* Color Graphics Adapter     (CGA)  */
+#define _EGA        0x0004      /* Enhanced Graphics Adapter  (EGA)  */
+#define _VGA        0x0008      /* Video Graphics Array       (VGA)  */
+#define _MCGA       0x0010      /* MultiColor Graphics Array  (MCGA) */
+#define _HGC        0x0020      /* Hercules Graphics Card     (HGC)  */
+/* videoconfig monitor values */
+/* these manifest constants can be used to determine the type of the active */
+/* adapter, using either simple comparisons or the bitwise-AND operator (&) */
+#define _MONO       0x0001      /* Monochrome */
+#define _COLOR      0x0002      /* Color (or Enhanced emulating color) */
+#define _ENHCOLOR   0x0004      /* Enhanced Color */
+#define _ANALOG     0x0018      /* Analog */
+struct videoconfig far * far cdecl _getvideoconfig(struct videoconfig far *);
+/* COORDINATE SYSTEMS */
+struct xycoord far cdecl _setlogorg(short, short);
+struct xycoord far cdecl _getlogcoord(short, short);
+struct xycoord far cdecl _getphyscoord(short, short);
+void far cdecl _setcliprgn(short, short, short, short);
+void far cdecl _setviewport(short, short, short, short);
+/* OUTPUT ROUTINES */
+/* control parameters for Rectangle, Ellipse and Pie */
+#define _GBORDER        2       /* draw outline only */
+#define _GFILLINTERIOR  3       /* fill using current fill mask */
+#define _GCLEARSCREEN 0
+#define _GVIEWPORT    1
+#define _GWINDOW      2
+void far cdecl _clearscreen(short);
+struct xycoord far cdecl _moveto(short, short);
+struct xycoord far cdecl _getcurrentposition(void);
+short far cdecl _lineto(short, short);
+short far cdecl _rectangle(short, short, short, short, short);
+short far cdecl _ellipse(short, short, short, short, short);
+short far cdecl _arc(short, short, short, short, short, short, short, short);
+short far cdecl _pie(short, short, short, short, short, short, short, short, short);
+short far cdecl _setpixel(short, short);
+short far cdecl _getpixel(short, short);
+short far cdecl _floodfill(short, short, short);
+/* PEN COLOR, LINE STYLE, FILL PATTERN */
+short far cdecl _setcolor(short);
+short far cdecl _getcolor(void);
+void far cdecl _setlinestyle(unsigned short);
+unsigned short far cdecl _getlinestyle(void);
+void far cdecl _setfillmask(unsigned char far *);
+unsigned char far * far cdecl _getfillmask(unsigned char far *);
+/* COLOR SELECTION */
+long far cdecl _setbkcolor(long);
+long far cdecl _getbkcolor(void);
+long far cdecl _remappalette(short, long);
+short far cdecl _remapallpalette(long far *);
+short far cdecl _selectpalette(short);
+/* TEXT */
+#define _GCURSOROFF 0
+#define _GCURSORON  1
+#define _GWRAPOFF   0
+#define _GWRAPON    1
+void far cdecl _settextwindow(short, short, short, short);
+void far cdecl _outtext(char far *);
+short far cdecl _wrapon(short);
+short far cdecl _displaycursor(short);
+struct rccoord far cdecl _settextposition(short, short);
+struct rccoord far cdecl _gettextposition(void);
+short far cdecl _settextcolor(short);
+short far cdecl _gettextcolor(void);
+/* SCREEN IMAGES */
+void far cdecl _getimage(short, short, short, short, char far *);
+void far cdecl _putimage(short, short, char far *, short);
+long far cdecl _imagesize(short, short, short, short);
+/* "action verbs" for _putimage() */
+#define _GPSET          3
+#define _GPRESET        2
+#define _GAND           1
+#define _GOR            0
+#define _GXOR           4
+/* universal color values: */
+#define _BLACK          0x000000L
+#define _BLUE           0x2a0000L
+#define _GREEN          0x002a00L
+#define _CYAN           0x2a2a00L
+#define _RED            0x00002aL
+#define _MAGENTA        0x2a002aL
+#define _BROWN          0x00152aL
+#define _WHITE          0x2a2a2aL
+#define _GRAY           0x151515L
+#define _LIGHTBLUE      0x3F1515L
+#define _LIGHTGREEN     0x153f15L
+#define _LIGHTCYAN      0x3f3f15L
+#define _LIGHTRED       0x15153fL
+#define _LIGHTMAGENTA   0x3f153fL
+#define _LIGHTYELLOW    0x153f3fL
+#define _BRIGHTWHITE    0x3f3f3fL
+/* mono mode F color values: */
+#define _MODEFOFF       0L
+#define _MODEFOFFTOON   1L
+#define _MODEFOFFTOHI   2L
+#define _MODEFONTOOFF   3L
+#define _MODEFON        4L
+#define _MODEFONTOHI    5L
+#define _MODEFHITOOFF   6L
+#define _MODEFHITOON    7L
+#define _MODEFHI        8L
+/* mono mode 7 color values: */
+#define _MODE7OFF       0L
+#define _MODE7ON        1L
+#define _MODE7HI        2L
diff --git a/v4.0/src/TOOLS/BLD/INC/IO.H b/v4.0/src/TOOLS/BLD/INC/IO.H
new file mode 100644
index 0000000..7261295
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/IO.H
@@ -0,0 +1,43 @@
+/***
+*io.h - declarations for low-level file handling and I/O functions
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file contains the function declarations for the low-level
+*   file handling and I/O functions.
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+#else /* extensions not enabled */
+    #define _CDECL
+#endif /* NO_EXT_KEYS */
+/* function prototypes */
+int _CDECL access(char *, int);
+int _CDECL chmod(char *, int);
+int _CDECL chsize(int, long);
+int _CDECL close(int);
+int _CDECL creat(char *, int);
+int _CDECL dup(int);
+int _CDECL dup2(int, int);
+int _CDECL eof(int);
+long _CDECL filelength(int);
+int _CDECL isatty(int);
+int _CDECL locking(int, int, long);
+long _CDECL lseek(int, long, int);
+char * _CDECL mktemp(char *);
+int _CDECL open(char *, int, ...);
+int _CDECL read(int, char *, unsigned int);
+int _CDECL remove(const char *);
+int _CDECL rename(const char *, const char *);
+int _CDECL setmode(int, int);
+int _CDECL sopen(char *, int, int, ...);
+long _CDECL tell(int);
+int _CDECL umask(int);
+int _CDECL unlink(const char *);
+int _CDECL write(int, char *, unsigned int);
diff --git a/v4.0/src/TOOLS/BLD/INC/LIMITS.H b/v4.0/src/TOOLS/BLD/INC/LIMITS.H
new file mode 100644
index 0000000..21e907f
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/LIMITS.H
@@ -0,0 +1,32 @@
+/***
+*limits.h - implementation dependent values
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   contains defines for a number of implementation dependent values
+*   which are commonly used in C programs.
+*   [ANSI]
+*
+*******************************************************************************/
+#ifndef _CHAR_UNSIGNED
+#define CHAR_MAX         127            /* maximum char value */
+#define CHAR_MIN        -127            /* mimimum char value */
+#else
+#define CHAR_MAX         255
+#define CHAR_MIN         0
+#endif
+#define SCHAR_MAX        127            /* maximum signed char value */
+#define SCHAR_MIN       -127            /* minimum signed char value */
+#define UCHAR_MAX        255            /* maximum unsigned char value */
+#define CHAR_BIT         8              /* number of bits in a char */
+#define USHRT_MAX        0xffff         /* maximum unsigned short value */
+#define SHRT_MAX         32767          /* maximum (signed) short value */
+#define SHRT_MIN        -32767          /* minimum (signed) short value */
+#define UINT_MAX         0xffff         /* maximum unsigned int value */
+#define ULONG_MAX        0xffffffff     /* maximum unsigned long value */
+#define INT_MAX          32767          /* maximum (signed) int value */
+#define INT_MIN         -32767          /* minimum (signed) int value */
+#define LONG_MAX         2147483647     /* maximum (signed) long value */
+#define LONG_MIN        -2147483647     /* minimum (signed) long value */
diff --git a/v4.0/src/TOOLS/BLD/INC/MALLOC.H b/v4.0/src/TOOLS/BLD/INC/MALLOC.H
new file mode 100644
index 0000000..e2aa979
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/MALLOC.H
@@ -0,0 +1,124 @@
+/***
+*malloc.h - declarations and definitions for memory allocation functions
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   Contains the function declarations for memory allocation functions;
+*   also defines manifest constants and types used by the heap routines.
+*   [System V]
+*
+*******************************************************************************/
+#define _HEAPEMPTY      -1
+#define _HEAPOK         -2
+#define _HEAPBADBEGIN   -3
+#define _HEAPBADNODE    -4
+#define _HEAPEND        -5
+#define _HEAPBADPTR     -6
+#define _FREEENTRY      0
+#define _USEDENTRY      1
+#ifndef _SIZE_T_DEFINED
+typedef unsigned int size_t;
+#define _SIZE_T_DEFINED
+#endif
+#if (!defined(NO_EXT_KEYS))
+#ifndef _HEAPINFO_DEFINED
+typedef struct _heapinfo {
+    int far * _pentry;
+    size_t _size;
+    int _useflag;
+    } _HEAPINFO;
+#define _HEAPINFO_DEFINED
+#endif
+#else   /* NO_EXT_KEYS */
+#if (defined(M_I86CM) || defined(M_I86LM) || defined(M_I86HM))
+#ifndef _HEAPINFO_DEFINED
+typedef struct _heapinfo {
+    int * _pentry;
+    size_t _size;
+    int _useflag;
+    } _HEAPINFO;
+#define _HEAPINFO_DEFINED
+#endif
+#endif  /* M_I86CM || M_I86LM || M_I86HM */
+#endif  /* NO_EXT_KEYS */
+#if (defined(M_I86SM) || defined(M_I86MM))
+#define _heapchk  _nheapchk
+#define _heapset  _nheapset
+#define _heapwalk _nheapwalk
+#endif
+#if (defined(M_I86CM) || defined(M_I86LM) || defined(M_I86HM))
+#define _heapchk  _fheapchk
+#define _heapset  _fheapset
+#define _heapwalk _fheapwalk
+#endif
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+    #define _NEAR   near
+#else /* extensions not enabled */
+    #define _CDECL
+    #define _NEAR
+#endif /* NO_EXT_KEYS */
+/* external variable declarations */
+extern unsigned int _NEAR _CDECL _amblksiz;
+/* function prototypes */
+void * _CDECL alloca(size_t);
+void * _CDECL calloc(size_t, size_t);
+void * _CDECL _expand(void *, size_t);
+int _CDECL _fheapchk(void);
+int _CDECL _fheapset(unsigned int);
+unsigned int _CDECL _freect(size_t);
+void _CDECL free(void *);
+void * _CDECL malloc(size_t);
+size_t _CDECL _memavl(void);
+size_t _CDECL _memmax(void);
+size_t _CDECL _msize(void *);
+int _CDECL _nheapchk(void);
+int _CDECL _nheapset(unsigned int);
+void * _CDECL realloc(void *, size_t);
+void * _CDECL sbrk(int);
+size_t _CDECL stackavail(void);
+#ifndef NO_EXT_KEYS /* extensions enabled */
+void cdecl _ffree(void far *);
+void far * cdecl _fmalloc(size_t);
+size_t cdecl _fmsize(void far *);
+#ifndef _QC
+void huge * cdecl halloc(long, size_t);
+void cdecl hfree(void huge *);
+#endif
+void cdecl _nfree(void near *);
+void near * cdecl _nmalloc(size_t);
+size_t cdecl _nmsize(void near *);
+int cdecl _nheapwalk(struct _heapinfo *);
+int cdecl _fheapwalk(struct _heapinfo *);
+#else
+#if (defined(M_I86CM) || defined(M_I86LM) || defined(M_I86HM))
+int _nheapwalk(struct _heapinfo *);
+int _fheapwalk(struct _heapinfo *);
+#endif  /* M_I86CM || M_I86LM || M_I86HM */
+#endif /* NO_EXT_KEYS */
diff --git a/v4.0/src/TOOLS/BLD/INC/MATH.H b/v4.0/src/TOOLS/BLD/INC/MATH.H
new file mode 100644
index 0000000..9c0e701
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/MATH.H
@@ -0,0 +1,112 @@
+/***
+*math.h - definitions and declarations for math library
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file contains constant definitions and external subroutine
+*   declarations for the math subroutine library.
+*   [ANSI/System V]
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL   cdecl
+#else /* extensions not enabled */
+    #define _CDECL
+#endif /* NO_EXT_KEYS */
+/* definition of exception struct - this struct is passed to the matherr
+ * routine when a floating point exception is detected
+ */
+#ifndef _EXCEPTION_DEFINED
+struct exception {
+    int type;           /* exception type - see below */
+    char *name;   /* name of function where error occured */
+    double arg1;        /* first argument to function */
+    double arg2;        /* second argument (if any) to function */
+    double retval;      /* value to be returned by function */
+    } ;
+#define _EXCEPTION_DEFINED
+#endif
+/* definition of a complex struct to be used by those who use cabs and
+ * want type checking on their argument
+ */
+#ifndef _COMPLEX_DEFINED
+struct complex {
+    double x,y;     /* real and imaginary parts */
+    } ;
+#define _COMPLEX_DEFINED
+#endif
+/* Constant definitions for the exception type passed in the exception struct
+ */
+#define DOMAIN      1   /* argument domain error */
+#define SING        2   /* argument singularity */
+#define OVERFLOW    3   /* overflow range error */
+#define UNDERFLOW   4   /* underflow range error */
+#define TLOSS       5   /* total loss of precision */
+#define PLOSS       6   /* partial loss of precision */
+#define EDOM        33
+#define ERANGE      34
+/* definitions of HUGE and HUGE_VAL - respectively the XENIX and ANSI names
+ * for a value returned in case of error by a number of the floating point
+ * math routines
+ */
+extern double HUGE;
+#define HUGE_VAL HUGE
+/* function prototypes */
+int    _CDECL abs(int);
+double _CDECL acos(double);
+double _CDECL asin(double);
+double _CDECL atan(double);
+double _CDECL atan2(double, double);
+double _CDECL atof(const char *);
+double _CDECL cabs(struct complex);
+double _CDECL ceil(double);
+double _CDECL cos(double);
+double _CDECL cosh(double);
+int    _CDECL dieeetomsbin(double *, double *);
+int    _CDECL dmsbintoieee(double *, double *);
+double _CDECL exp(double);
+double _CDECL fabs(double);
+int    _CDECL fieeetomsbin(float *, float *);
+double _CDECL floor(double);
+double _CDECL fmod(double, double);
+int    _CDECL fmsbintoieee(float *, float *);
+double _CDECL frexp(double, int *);
+double _CDECL hypot(double, double);
+double _CDECL j0(double);
+double _CDECL j1(double);
+double _CDECL jn(int, double);
+long   _CDECL labs(long);
+double _CDECL ldexp(double, int);
+double _CDECL log(double);
+double _CDECL log10(double);
+int    _CDECL matherr(struct exception *);
+double _CDECL modf(double, double *);
+double _CDECL pow(double, double);
+double _CDECL sin(double);
+double _CDECL sinh(double);
+double _CDECL sqrt(double);
+double _CDECL tan(double);
+double _CDECL tanh(double);
+double _CDECL y0(double);
+double _CDECL y1(double);
+double _CDECL yn(int, double);
diff --git a/v4.0/src/TOOLS/BLD/INC/MEMORY.H b/v4.0/src/TOOLS/BLD/INC/MEMORY.H
new file mode 100644
index 0000000..519b71d
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/MEMORY.H
@@ -0,0 +1,34 @@
+/***
+*memory.h - declarations for buffer (memory) manipulation routines
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This include file contains the function declarations for the
+*   buffer (memory) manipulation routines.
+*   [System V]
+*
+*******************************************************************************/
+#ifndef _SIZE_T_DEFINED
+typedef unsigned int size_t;
+#define _SIZE_T_DEFINED
+#endif
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+#else /* extensions not enabled */
+    #define _CDECL
+#endif /* NO_EXT_KEYS */
+/* function prototypes */
+void * _CDECL memccpy(void *, void *, int, unsigned int);
+void * _CDECL memchr(const void *, int, size_t);
+int _CDECL memcmp(const void *, const void *, size_t);
+void * _CDECL memcpy(void *, const void *, size_t);
+int _CDECL memicmp(void *, void *, unsigned int);
+void * _CDECL memset(void *, int, size_t);
+void _CDECL movedata(unsigned int, unsigned int, unsigned int, unsigned int, unsigned int);
diff --git a/v4.0/src/TOOLS/BLD/INC/PROCESS.H b/v4.0/src/TOOLS/BLD/INC/PROCESS.H
new file mode 100644
index 0000000..f0c85f3
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/PROCESS.H
@@ -0,0 +1,65 @@
+/***
+*process.h - definition and declarations for process control functions
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file defines the modeflag values for spawnxx calls.  Only
+*   P_WAIT and P_OVERLAY are currently implemented on DOS 2 & 3.
+*   P_NOWAIT is also enabled on DOS 4.  Also contains the function
+*   argument declarations for all process control related routines.
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+    #define _NEAR   near
+#else /* extensions not enabled */
+    #define _CDECL
+    #define _NEAR
+#endif /* NO_EXT_KEYS */
+/* modeflag values for spawnxx routines */
+extern int _NEAR _CDECL _p_overlay;
+#define P_WAIT      0
+#define P_NOWAIT    1
+#define P_OVERLAY   _p_overlay
+#define OLD_P_OVERLAY  2
+#define P_NOWAITO   3
+/* Action Codes used with Cwait() */
+#define WAIT_CHILD 0
+#define WAIT_GRANDCHILD 1
+/* function prototypes */
+void _CDECL abort(void);
+int _CDECL cwait(int *, int, int);
+int _CDECL execl(char *, char *, ...);
+int _CDECL execle(char *, char *, ...);
+int _CDECL execlp(char *, char *, ...);
+int _CDECL execlpe(char *, char *, ...);
+int _CDECL execv(char *, char * *);
+int _CDECL execve(char *, char * *, char * *);
+int _CDECL execvp(char *, char * *);
+int _CDECL execvpe(char *, char * *, char * *);
+void _CDECL exit(int);
+void _CDECL _exit(int);
+int _CDECL getpid(void);
+int _CDECL spawnl(int, char *, char *, ...);
+int _CDECL spawnle(int, char *, char *, ...);
+int _CDECL spawnlp(int, char *, char *, ...);
+int _CDECL spawnlpe(int, char *, char *, ...);
+int _CDECL spawnv(int, char *, char * *);
+int _CDECL spawnve(int, char *, char * *, char * *);
+int _CDECL spawnvp(int, char *, char * *);
+int _CDECL spawnvpe(int, char *, char * *, char * *);
+int _CDECL system(const char *);
+int _CDECL wait(int *);
diff --git a/v4.0/src/TOOLS/BLD/INC/SEARCH.H b/v4.0/src/TOOLS/BLD/INC/SEARCH.H
new file mode 100644
index 0000000..88ea976
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/SEARCH.H
@@ -0,0 +1,31 @@
+/***
+*search.h - declarations for searcing/sorting routines
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file contains the declarations for the sorting and
+*   searching routines.
+*   [System V]
+*
+*******************************************************************************/
+#ifndef _SIZE_T_DEFINED
+typedef unsigned int size_t;
+#define _SIZE_T_DEFINED
+#endif
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+#else /* extensions not enabled */
+    #define _CDECL
+#endif /* NO_EXT_KEYS */
+/* function prototypes */
+char * _CDECL lsearch(char *, char *, unsigned int *, unsigned int, int (_CDECL *)(void *, void *));
+char * _CDECL lfind(char *, char *, unsigned int *, unsigned int, int (_CDECL *)(void *, void *));
+void * _CDECL bsearch(const void *, const void *, size_t, size_t, int (_CDECL *)(const void *, const void *));
+void _CDECL qsort(void *, size_t, size_t, int (_CDECL *)(const void *, const void *));
diff --git a/v4.0/src/TOOLS/BLD/INC/SETJMP.H b/v4.0/src/TOOLS/BLD/INC/SETJMP.H
new file mode 100644
index 0000000..6f74793
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/SETJMP.H
@@ -0,0 +1,35 @@
+/***
+*setjmp.h - definitions/declarations for setjmp/longjmp routines
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file defines the machine-dependent buffer used by
+*   setjmp/longjmp to save and restore the program state, and
+*   declarations for those routines.
+*   [ANSI/System V]
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+#else /* extensions not enabled */
+    #define _CDECL
+#endif /* NO_EXT_KEYS */
+/* define the buffer type for holding the state information */
+#define _JBLEN  9  /* bp, di, si, sp, ret addr, ds */
+#ifndef _JMP_BUF_DEFINED
+typedef  int  jmp_buf[_JBLEN];
+#define _JMP_BUF_DEFINED
+#endif
+/* function prototypes */
+int _CDECL setjmp(jmp_buf);
+void _CDECL longjmp(jmp_buf, int);
diff --git a/v4.0/src/TOOLS/BLD/INC/SHARE.H b/v4.0/src/TOOLS/BLD/INC/SHARE.H
new file mode 100644
index 0000000..2a34f71
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/SHARE.H
@@ -0,0 +1,15 @@
+/***
+*share.h - defines file sharing modes for sopen
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file defines the file sharing modes for sopen().
+*
+*******************************************************************************/
+#define SH_COMPAT   0x00    /* compatibility mode */
+#define SH_DENYRW   0x10    /* deny read/write mode */
+#define SH_DENYWR   0x20    /* deny write mode */
+#define SH_DENYRD   0x30    /* deny read mode */
+#define SH_DENYNO   0x40    /* deny none mode */
diff --git a/v4.0/src/TOOLS/BLD/INC/SIGNAL.H b/v4.0/src/TOOLS/BLD/INC/SIGNAL.H
new file mode 100644
index 0000000..18b8f10
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/SIGNAL.H
@@ -0,0 +1,59 @@
+/***
+*signal.h - defines signal values and routines
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file defines the signal values and declares the signal functions.
+*   [ANSI/System V]
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+#else /* extensions not enabled */
+    #define _CDECL
+#endif /* NO_EXT_KEYS */
+#ifndef _SIG_ATOMIC_T_DEFINED
+typedef int sig_atomic_t;
+#define _SIG_ATOMIC_T_DEFINED
+#endif
+#define NSIG 23     /* maximum signal number + 1 */
+/* signal types */
+/* SIGINT, SIGFPE, SIGILL, SIGSEGV, and SIGABRT are recognized on DOS 3.x */
+#define SIGINT      2   /* interrupt - corresponds to DOS 3.x int 23H */
+#define SIGILL      4   /* illegal instruction - invalid function image */
+#define SIGFPE      8   /* floating point exception */
+#define SIGSEGV     11  /* segment violation */
+#define SIGTERM     15  /* Software termination signal from kill */
+#define SIGUSR1     16  /* User defined signal 1 */
+#define SIGUSR2     17  /* User defined signal 2 */
+#define SIGUSR3     20  /* User defined signal 3 */
+#define SIGBREAK    21  /* Ctrl-Break sequence */
+#define SIGABRT     22  /* abnormal termination triggered by abort call */
+/* signal action codes */
+/* SIG_DFL and SIG_IGN are recognized on DOS 3.x */
+#define SIG_DFL (void (*)())0 /* default signal action */
+#define SIG_IGN (void (*)())1 /* ignore */
+#define SIG_SGE (void (*)())3 /* signal gets error */
+#define SIG_ACK (void (*)())4 /* error if handler not setup */
+/* signal error value (returned by signal call on error) */
+#define SIG_ERR (void (*)())-1    /* signal error value */
+/* function prototypes */
+void (_CDECL * _CDECL signal(int, void (_CDECL *)()))();
+int _CDECL raise(int);
diff --git a/v4.0/src/TOOLS/BLD/INC/STDARG.H b/v4.0/src/TOOLS/BLD/INC/STDARG.H
new file mode 100644
index 0000000..d261cfa
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/STDARG.H
@@ -0,0 +1,20 @@
+/***
+*stdarg.h - defines ANSI-style macros for variable argument functions
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file defines ANSI-style macros for accessing arguments
+*   of functions which take a variable number of arguments.
+*   [ANSI]
+*
+*******************************************************************************/
+#ifndef _VA_LIST_DEFINED
+typedef char *va_list;
+#define _VA_LIST_DEFINED
+#endif
+#define va_start(ap,v) ap = (va_list)&v + sizeof(v)
+#define va_arg(ap,t) ((t *)(ap += sizeof(t)))[-1]
+#define va_end(ap) ap = NULL
diff --git a/v4.0/src/TOOLS/BLD/INC/STDDEF.H b/v4.0/src/TOOLS/BLD/INC/STDDEF.H
new file mode 100644
index 0000000..b9637b0
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/STDDEF.H
@@ -0,0 +1,48 @@
+/***
+*stddef.h - definitions/declarations for common constants, types, variables
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file contains definitions and declarations for some commonly
+*   used constants, types, and variables.
+*   [ANSI]
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+    #define _NEAR   near
+#else /* extensions not enabled */
+    #define _CDECL
+    #define _NEAR
+#endif /* NO_EXT_KEYS */
+/* define NULL pointer value */
+#if (defined(M_I86SM) || defined(M_I86MM))
+#define  NULL    0
+#elif (defined(M_I86CM) || defined(M_I86LM) || defined(M_I86HM))
+#define  NULL    0L
+#endif
+/* declare reference to errno */
+extern int _NEAR _CDECL errno;
+/* define the implementation dependent size types */
+#ifndef _PTRDIFF_T_DEFINED
+typedef int ptrdiff_t;
+#define _PTRDIFF_T_DEFINED
+#endif
+#ifndef _SIZE_T_DEFINED
+typedef unsigned int size_t;
+#define _SIZE_T_DEFINED
+#endif
diff --git a/v4.0/src/TOOLS/BLD/INC/STDIO.H b/v4.0/src/TOOLS/BLD/INC/STDIO.H
new file mode 100644
index 0000000..0c7f7b3
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/STDIO.H
@@ -0,0 +1,165 @@
+/***
+*stdio.h - definitions/declarations for standard I/O routines
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file defines the structures, values, macros, and functions
+*   used by the level 2 I/O ("standard I/O") routines.
+*   [ANSI/System V]
+*
+*******************************************************************************/
+#ifndef _SIZE_T_DEFINED
+typedef unsigned int size_t;
+#define _SIZE_T_DEFINED
+#endif
+#ifndef _VA_LIST_DEFINED
+typedef char *va_list;
+#define _VA_LIST_DEFINED
+#endif
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+    #define _NEAR   near
+#else /* extensions not enabled */
+    #define _CDECL
+    #define _NEAR
+#endif /* NO_EXT_KEYS */
+/* buffered I/O macros */
+#define  BUFSIZ  512
+#define  _NFILE  20
+#define  EOF     (-1)
+#ifndef _FILE_DEFINED
+#define  FILE    struct _iobuf
+#define _FILE_DEFINED
+#endif
+/* P_tmpnam: Directory where temporary files may be created.
+ * L_tmpnam size =  size of P_tmpdir
+ *      + 1 (in case P_tmpdir does not end in "\\")
+ *      + 6 (for the temp number string)
+ *      + 1 (for the null terminator)
+ */
+#define  P_tmpdir "\\"
+#define  L_tmpnam sizeof(P_tmpdir)+8
+#define  SEEK_CUR 1
+#define  SEEK_END 2
+#define  SEEK_SET 0
+#define  SYS_OPEN 20
+#define  TMP_MAX  32767
+/* define NULL pointer value */
+#if (defined(M_I86SM) || defined(M_I86MM))
+#define  NULL    0
+#elif (defined(M_I86CM) || defined(M_I86LM) || defined(M_I86HM))
+#define  NULL    0L
+#endif
+/* define file control block */
+#ifndef _IOB_DEFINED
+extern FILE {
+    char *_ptr;
+    int   _cnt;
+    char *_base;
+    char  _flag;
+    char  _file;
+    } _NEAR _CDECL _iob[];
+#define _IOB_DEFINED
+#endif
+#define  fpos_t  long   /* file position variable */
+#define  stdin  (&_iob[0])
+#define  stdout (&_iob[1])
+#define  stderr (&_iob[2])
+#define  stdaux (&_iob[3])
+#define  stdprn (&_iob[4])
+#define  _IOREAD    0x01
+#define  _IOWRT     0x02
+#define  _IOFBF     0x0
+#define  _IOLBF     0x40
+#define  _IONBF     0x04
+#define  _IOMYBUF   0x08
+#define  _IOEOF     0x10
+#define  _IOERR     0x20
+#define  _IOSTRG    0x40
+#define  _IORW      0x80
+#define getc(f)         (--(f)->_cnt >= 0 ? 0xff & *(f)->_ptr++ : _filbuf(f))
+#define putc(c,f)       (--(f)->_cnt >= 0 ? 0xff & (*(f)->_ptr++ = (char)(c)) \
+                        :  _flsbuf((c),(f)))
+#define getchar()       getc(stdin)
+#define putchar(c)      putc((c),stdout)
+#define feof(f)         ((f)->_flag & _IOEOF)
+#define ferror(f)       ((f)->_flag & _IOERR)
+#define fileno(f)       ((f)->_file)
+/* function prototypes */
+int _CDECL _filbuf(FILE *);
+int _CDECL _flsbuf(int, FILE *);
+void _CDECL clearerr(FILE *);
+int _CDECL fclose(FILE *);
+int _CDECL fcloseall(void);
+FILE * _CDECL fdopen(int, char *);
+int _CDECL fflush(FILE *);
+int _CDECL fgetc(FILE *);
+int _CDECL fgetchar(void);
+int _CDECL fgetpos(FILE *, fpos_t *);
+char * _CDECL fgets(char *, int, FILE *);
+int _CDECL flushall(void);
+FILE * _CDECL fopen(const char *, const char *);
+int _CDECL fprintf(FILE *, const char *, ...);
+int _CDECL fputc(int, FILE *);
+int _CDECL fputchar(int);
+int _CDECL fputs(const char *, FILE *);
+size_t _CDECL fread(void *, size_t, size_t, FILE *);
+FILE * _CDECL freopen(const char *, const char *, FILE *);
+int _CDECL fscanf(FILE *, const char *, ...);
+int _CDECL fsetpos(FILE *, const fpos_t *);
+int _CDECL fseek(FILE *, long, int);
+long _CDECL ftell(FILE *);
+size_t _CDECL fwrite(const void *, size_t, size_t, FILE *);
+char * _CDECL gets(char *);
+int _CDECL getw(FILE *);
+void _CDECL perror(const char *);
+int _CDECL printf(const char *, ...);
+int _CDECL puts(const char *);
+int _CDECL putw(int, FILE *);
+int _CDECL remove(const char *);
+int _CDECL rename(const char *, const char *);
+void _CDECL rewind(FILE *);
+int _CDECL rmtmp(void);
+int _CDECL scanf(const char *, ...);
+void _CDECL setbuf(FILE *, char *);
+int _CDECL setvbuf(FILE *, char *, int, size_t);
+int _CDECL sprintf(char *, const char *, ...);
+int _CDECL sscanf(const char *, const char *, ...);
+char * _CDECL tempnam(char *, char *);
+FILE * _CDECL tmpfile(void);
+char * _CDECL tmpnam(char *);
+int _CDECL ungetc(int, FILE *);
+int _CDECL unlink(const char *);
+int _CDECL vfprintf(FILE *, const char *, va_list);
+int _CDECL vprintf(const char *, va_list);
+int _CDECL vsprintf(char *, const char *, va_list);
diff --git a/v4.0/src/TOOLS/BLD/INC/STDLIB.H b/v4.0/src/TOOLS/BLD/INC/STDLIB.H
new file mode 100644
index 0000000..5fb67d7
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/STDLIB.H
@@ -0,0 +1,151 @@
+/***
+*stdlib.h - declarations/definitions for commonly used library functions
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This include file contains the function declarations for
+*   commonly used library functions which either don't fit somewhere
+*   else, or, like toupper/tolower, can't be declared in the normal
+*   place (ctype.h in the case of toupper/tolower) for other reasons.
+*   [ANSI]
+*
+*******************************************************************************/
+#ifndef _SIZE_T_DEFINED
+typedef unsigned int size_t;
+#define _SIZE_T_DEFINED
+#endif
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+    #define _NEAR   near
+#else /* extensions not enabled */
+    #define _CDECL
+    #define _NEAR
+#endif /* NO_EXT_KEYS */
+/* definition of the return type for the onexit() function */
+#ifndef _ONEXIT_T_DEFINED
+typedef int (_CDECL * _CDECL onexit_t)();
+#define _ONEXIT_T_DEFINED
+#endif
+/* Data structure definitions for div and ldiv runtimes. */
+#ifndef _DIV_T_DEFINED
+typedef struct {
+    int quot;
+    int rem;
+} div_t;
+typedef struct {
+    long quot;
+    long rem;
+} ldiv_t;
+#define _DIV_T_DEFINED
+#endif
+/* Maximum value that can be returned by the rand function. */
+#define RAND_MAX 0x7fff
+/* min and max macros */
+#define max(a,b)    (((a) > (b)) ? (a) : (b))
+#define min(a,b)    (((a) < (b)) ? (a) : (b))
+/* sizes for buffers used by the _makepath() and _splitpath() functions.
+ * note that the sizes include space for 0-terminator
+ */
+#define _MAX_PATH      144      /* max. length of full pathname */
+#define _MAX_DRIVE   3      /* max. length of drive component */
+#define _MAX_DIR       130      /* max. length of path component */
+#define _MAX_FNAME   9      /* max. length of file name component */
+#define _MAX_EXT     5      /* max. length of extension component */
+/* external variable declarations */
+extern int _NEAR _CDECL errno;              /* XENIX style error number */
+extern int _NEAR _CDECL _doserrno;          /* MS-DOS system error value */
+extern char * _NEAR _CDECL sys_errlist[];   /* perror error message table */
+extern int _NEAR _CDECL sys_nerr;           /* # of entries in sys_errlist table */
+extern char ** _NEAR _CDECL environ;        /* pointer to environment table */
+extern unsigned int _NEAR _CDECL _psp;      /* Program Segment Prefix */
+extern int _NEAR _CDECL _fmode;             /* default file translation mode */
+/* DOS major/minor version numbers */
+extern unsigned char _NEAR _CDECL _osmajor;
+extern unsigned char _NEAR _CDECL _osminor;
+#define DOS_MODE    0   /* Real Address Mode */
+#define OS2_MODE    1   /* Protected Address Mode */
+extern unsigned char _NEAR _CDECL _osmode;
+/* function prototypes */
+double _CDECL atof(const char *);
+double _CDECL strtod(const char *, char * *);
+ldiv_t _CDECL ldiv(long, long);
+void   _CDECL abort(void);
+int    _CDECL abs(int);
+int    _CDECL atexit(void (_CDECL *)(void));
+int    _CDECL atoi(const char *);
+long   _CDECL atol(const char *);
+void * _CDECL bsearch(const void *, const void *, size_t, size_t, int (_CDECL *)(const void *, const void *));
+void * _CDECL calloc(size_t, size_t);
+div_t  _CDECL div(int, int);
+char * _CDECL ecvt(double, int, int *, int *);
+void   _CDECL exit(int);
+void   _CDECL _exit(int);
+char * _CDECL fcvt(double, int, int *, int *);
+void   _CDECL free(void *);
+char * _CDECL gcvt(double, int, char *);
+char * _CDECL getenv(const char *);
+char * _CDECL itoa(int, char *, int);
+long   _CDECL labs(long);
+unsigned long _CDECL _lrotl(unsigned long, int);
+unsigned long _CDECL _lrotr(unsigned long, int);
+char * _CDECL ltoa(long, char *, int);
+void   _CDECL _makepath(char *, char *, char *, char *, char *);
+void * _CDECL malloc(size_t);
+onexit_t _CDECL onexit(onexit_t);
+void   _CDECL perror(const char *);
+int    _CDECL putenv(char *);
+void   _CDECL qsort(void *, size_t, size_t, int (_CDECL *)(const void *, const void *));
+unsigned int _CDECL _rotl(unsigned int, int);
+unsigned int _CDECL _rotr(unsigned int, int);
+int    _CDECL rand(void);
+void * _CDECL realloc(void *, size_t);
+void   _CDECL _searchenv(char *, char *, char *);
+void   _CDECL _splitpath(char *, char *, char *, char *, char *);
+void   _CDECL srand(unsigned int);
+long   _CDECL strtol(const char *, char * *, int);
+unsigned long _CDECL strtoul(const char *, char * *, int);
+void   _CDECL swab(char *, char *, int);
+int    _CDECL system(const char *);
+char * _CDECL ultoa(unsigned long, char *, int);
+#ifndef tolower         /* tolower has been undefined - use function */
+int _CDECL tolower(int);
+#endif  /* tolower */
+#ifndef toupper         /* toupper has been undefined - use function */
+int    _CDECL toupper(int);
+#endif  /* toupper */
diff --git a/v4.0/src/TOOLS/BLD/INC/STRING.H b/v4.0/src/TOOLS/BLD/INC/STRING.H
new file mode 100644
index 0000000..8340688
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/STRING.H
@@ -0,0 +1,61 @@
+/***
+*string.h - declarations for string manipulation functions
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file contains the function declarations for the string
+*   manipulation functions.
+*   [ANSI/System V]
+*
+*******************************************************************************/
+#ifndef _SIZE_T_DEFINED
+typedef unsigned int size_t;
+#define _SIZE_T_DEFINED
+#endif
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+#else /* extensions not enabled */
+    #define _CDECL
+#endif /* NO_EXT_KEYS */
+/* function prototypes */
+void * _CDECL memccpy(void *, void *, int, unsigned int);
+void * _CDECL memchr(const void *, int, size_t);
+int _CDECL memcmp(const void *, const void *, size_t);
+int _CDECL memicmp(void *, void *, unsigned int);
+void * _CDECL memcpy(void *, const void *, size_t);
+void * _CDECL memmove(void *, const void *, size_t);
+void * _CDECL memset(void *, int, size_t);
+void _CDECL movedata(unsigned int, unsigned int, unsigned int, unsigned int, unsigned int);
+char * _CDECL strcat(char *, const char *);
+char * _CDECL strchr(const char *, int);
+int _CDECL strcmp(const char *, const char *);
+int _CDECL strcmpi(const char *, const char *);
+int _CDECL stricmp(const char *, const char *);
+char * _CDECL strcpy(char *, const char *);
+size_t _CDECL strcspn(const char *, const char *);
+char * _CDECL strdup(const char *);
+char * _CDECL _strerror(char *);
+char * _CDECL strerror(int);
+size_t _CDECL strlen(const char *);
+char * _CDECL strlwr(char *);
+char * _CDECL strncat(char *, const char *, size_t);
+int _CDECL strncmp(const char *, const char *, size_t);
+int _CDECL strnicmp(const char *, const char *, size_t);
+char * _CDECL strncpy(char *, const char *, size_t);
+char * _CDECL strnset(char *, int, size_t);
+char * _CDECL strpbrk(const char *, const char *);
+char * _CDECL strrchr(const char *, int);
+char * _CDECL strrev(char *);
+char * _CDECL strset(char *, int);
+size_t _CDECL strspn(const char *, const char *);
+char * _CDECL strstr(const char *, const char *);
+char * _CDECL strtok(char *, const char *);
+char * _CDECL strupr(char *);
diff --git a/v4.0/src/TOOLS/BLD/INC/SYS/LOCKING.H b/v4.0/src/TOOLS/BLD/INC/SYS/LOCKING.H
new file mode 100644
index 0000000..fb76160
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/SYS/LOCKING.H
@@ -0,0 +1,16 @@
+/***
+*sys\locking.h - flags for locking() function
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file defines the flags for the locking() function.
+*   [System V]
+*
+*******************************************************************************/
+#define LK_UNLCK    0   /* unlock the file region */
+#define LK_LOCK     1   /* lock the file region */
+#define LK_NBLCK    2   /* non-blocking lock */
+#define LK_RLCK     3   /* lock for writing */
+#define LK_NBRLCK   4   /* non-blocking lock for writing */
diff --git a/v4.0/src/TOOLS/BLD/INC/SYS/STAT.H b/v4.0/src/TOOLS/BLD/INC/SYS/STAT.H
new file mode 100644
index 0000000..4259208
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/SYS/STAT.H
@@ -0,0 +1,56 @@
+/***
+*sys\stat.h - defines structure used by stat() and fstat()
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file defines the structure used by the stat() and fstat()
+*   routines.
+*   [System V]
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define CDECL   cdecl
+#else /* extensions not enabled */
+    #define CDECL
+#endif /* NO_EXT_KEYS */
+#ifndef _TIME_T_DEFINED
+typedef long time_t;
+#define _TIME_T_DEFINED
+#endif
+/* define structure for returning status information */
+#ifndef _STAT_DEFINED
+struct stat {
+    dev_t st_dev;
+    ino_t st_ino;
+    unsigned short st_mode;
+    short st_nlink;
+    short st_uid;
+    short st_gid;
+    dev_t st_rdev;
+    off_t st_size;
+    time_t st_atime;
+    time_t st_mtime;
+    time_t st_ctime;
+    };
+#define _STAT_DEFINED
+#endif
+#define S_IFMT      0170000         /* file type mask */
+#define S_IFDIR     0040000         /* directory */
+#define S_IFCHR     0020000         /* character special */
+#define S_IFREG     0100000         /* regular */
+#define S_IREAD     0000400         /* read permission, owner */
+#define S_IWRITE    0000200         /* write permission, owner */
+#define S_IEXEC     0000100         /* execute/search permission, owner */
+/* function prototypes */
+int CDECL fstat(int, struct stat *);
+int CDECL stat(char *, struct stat *);
diff --git a/v4.0/src/TOOLS/BLD/INC/SYS/TIMEB.H b/v4.0/src/TOOLS/BLD/INC/SYS/TIMEB.H
new file mode 100644
index 0000000..46bf4ac
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/SYS/TIMEB.H
@@ -0,0 +1,39 @@
+/***
+*sys\timeb.h - definition/declarations for ftime()
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file define the ftime() function and the types it uses.
+*   [System V]
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define CDECL   cdecl
+#else /* extensions not enabled */
+    #define CDECL
+#endif /* NO_EXT_KEYS */
+#ifndef _TIME_T_DEFINED
+typedef long time_t;
+#define _TIME_T_DEFINED
+#endif
+/* structure returned by ftime system call */
+#ifndef _TIMEB_DEFINED
+struct timeb {
+    time_t time;
+    unsigned short millitm;
+    short timezone;
+    short dstflag;
+    };
+#define _TIMEB_DEFINED
+#endif
+/* function prototypes */
+void CDECL ftime(struct timeb *);
diff --git a/v4.0/src/TOOLS/BLD/INC/SYS/TYPES.H b/v4.0/src/TOOLS/BLD/INC/SYS/TYPES.H
new file mode 100644
index 0000000..84fc6b6
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/SYS/TYPES.H
@@ -0,0 +1,31 @@
+/***
+*sys\types.h - types returned by system level calls for file and time info
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file defines types used in defining values returned by system
+*   level calls for file status and time information.
+*   [System V]
+*
+*******************************************************************************/
+#ifndef _INO_T_DEFINED
+typedef unsigned short ino_t;       /* i-node number (not used on DOS) */
+#define _INO_T_DEFINED
+#endif
+#ifndef _TIME_T_DEFINED
+typedef long time_t;
+#define _TIME_T_DEFINED
+#endif
+#ifndef _DEV_T_DEFINED
+typedef short dev_t;                /* device code */
+#define _DEV_T_DEFINED
+#endif
+#ifndef _OFF_T_DEFINED
+typedef long off_t;                 /* file offset value */
+#define _OFF_T_DEFINED
+#endif
diff --git a/v4.0/src/TOOLS/BLD/INC/SYS/UTIME.H b/v4.0/src/TOOLS/BLD/INC/SYS/UTIME.H
new file mode 100644
index 0000000..868756c
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/SYS/UTIME.H
@@ -0,0 +1,40 @@
+/***
+*sys\utime.h - definitions/declarations for utime()
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file defines the structure used by the utime routine to set
+*   new file access and modification times.  NOTE - MS-DOS
+*   does not recognize access time, so this field will
+*   always be ignored and the modification time field will be
+*   used to set the new time.
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define CDECL   cdecl
+#else /* extensions not enabled */
+    #define CDECL
+#endif /* NO_EXT_KEYS */
+#ifndef _TIME_T_DEFINED
+typedef long time_t;
+#define _TIME_T_DEFINED
+#endif
+/* define struct used by utime() function */
+#ifndef _UTIMBUF_DEFINED
+struct utimbuf {
+    time_t actime;      /* access time */
+    time_t modtime;     /* modification time */
+    };
+#define _UTIMBUF_DEFINED
+#endif
+/* function prototypes */
+int CDECL utime(char *, struct utimbuf *);
diff --git a/v4.0/src/TOOLS/BLD/INC/TIME.H b/v4.0/src/TOOLS/BLD/INC/TIME.H
new file mode 100644
index 0000000..d9a1681
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/TIME.H
@@ -0,0 +1,75 @@
+/***
+*time.h - definitions/declarations for time routines
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file has declarations of time routines and defines
+*   the structure returned by the localtime and gmtime routines and
+*   used by asctime.
+*   [ANSI/System V]
+*
+*******************************************************************************/
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+    #define _NEAR   near
+#else /* extensions not enabled */
+    #define _CDECL
+    #define _NEAR
+#endif /* NO_EXT_KEYS */
+/* define the implementation defined time type */
+#ifndef _TIME_T_DEFINED
+typedef long time_t;            /* time value */
+#define _TIME_T_DEFINED         /* avoid multiple def's of time_t */
+#endif
+#ifndef _CLOCK_T_DEFINED
+typedef long clock_t;
+#define _CLOCK_T_DEFINED
+#endif
+#ifndef _TM_DEFINED
+struct tm {
+    int tm_sec;         /* seconds after the minute - [0,59] */
+    int tm_min;         /* minutes after the hour - [0,59] */
+    int tm_hour;        /* hours since midnight - [0,23] */
+    int tm_mday;        /* day of the month - [1,31] */
+    int tm_mon;         /* months since January - [0,11] */
+    int tm_year;        /* years since 1900 */
+    int tm_wday;        /* days since Sunday - [0,6] */
+    int tm_yday;        /* days since January 1 - [0,365] */
+    int tm_isdst;       /* daylight savings time flag */
+    };
+#define _TM_DEFINED
+#endif
+#define CLK_TCK 1000
+/* extern declarations for the global variables used by the ctime family of
+ * routines.
+ */
+extern int _NEAR _CDECL daylight;     /* non-zero if daylight savings time is used */
+extern long _NEAR _CDECL timezone;    /* difference in seconds between GMT and local time */
+extern char * _NEAR _CDECL tzname[2]; /* standard/daylight savings time zone names */
+/* function prototypes */
+char * _CDECL asctime(const struct tm *);
+char * _CDECL ctime(const time_t *);
+clock_t _CDECL clock(void);
+double _CDECL difftime(time_t, time_t);
+struct tm * _CDECL gmtime(const time_t *);
+struct tm * _CDECL localtime(const time_t *);
+time_t _CDECL mktime(struct tm *);
+char * _CDECL _strdate(char *);
+char * _CDECL _strtime(char *);
+time_t _CDECL time(time_t *);
+void _CDECL tzset(void);
diff --git a/v4.0/src/TOOLS/BLD/INC/VARARGS.H b/v4.0/src/TOOLS/BLD/INC/VARARGS.H
new file mode 100644
index 0000000..e96d04e
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/VARARGS.H
@@ -0,0 +1,21 @@
+/***
+*varargs.h - XENIX style macros for variable argument functions
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file defines XENIX style macros for accessing arguments of a
+*   function which takes a variable number of arguments.
+*   [System V]
+*
+*******************************************************************************/
+#ifndef _VA_LIST_DEFINED
+typedef char *va_list;
+#define _VA_LIST_DEFINED
+#endif
+#define va_dcl va_list va_alist;
+#define va_start(ap) ap = (va_list)&va_alist
+#define va_arg(ap,t) ((t *)(ap += sizeof(t)))[-1]
+#define va_end(ap) ap = NULL
diff --git a/v4.0/src/TOOLS/BLD/LIB/BINMODE.OBJ b/v4.0/src/TOOLS/BLD/LIB/BINMODE.OBJ
new file mode 100644
index 0000000..a443384
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/BINMODE.OBJ
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/CLIBCE.LIB b/v4.0/src/TOOLS/BLD/LIB/CLIBCE.LIB
new file mode 100644
index 0000000..a1433ab
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/CLIBCE.LIB
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/CLIBCR.LIB b/v4.0/src/TOOLS/BLD/LIB/CLIBCR.LIB
new file mode 100644
index 0000000..e8e33da
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/CLIBCR.LIB
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/CLIBFP.LIB b/v4.0/src/TOOLS/BLD/LIB/CLIBFP.LIB
new file mode 100644
index 0000000..fe17da2
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/CLIBFP.LIB
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/CVARSTCK.OBJ b/v4.0/src/TOOLS/BLD/LIB/CVARSTCK.OBJ
new file mode 100644
index 0000000..5129408
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/CVARSTCK.OBJ
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/EM.LIB b/v4.0/src/TOOLS/BLD/LIB/EM.LIB
new file mode 100644
index 0000000..0d6279e
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/EM.LIB
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/GRAPHICS.LIB b/v4.0/src/TOOLS/BLD/LIB/GRAPHICS.LIB
new file mode 100644
index 0000000..4b7e0e7
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/GRAPHICS.LIB
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/LIBH.LIB b/v4.0/src/TOOLS/BLD/LIB/LIBH.LIB
new file mode 100644
index 0000000..f7d3e50
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/LIBH.LIB
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/LLIBCE.LIB b/v4.0/src/TOOLS/BLD/LIB/LLIBCE.LIB
new file mode 100644
index 0000000..0c581d1
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/LLIBCE.LIB
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/LLIBCR.LIB b/v4.0/src/TOOLS/BLD/LIB/LLIBCR.LIB
new file mode 100644
index 0000000..1815c2b
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/LLIBCR.LIB
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/LLIBFP.LIB b/v4.0/src/TOOLS/BLD/LIB/LLIBFP.LIB
new file mode 100644
index 0000000..804dcdc
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/LLIBFP.LIB
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/LVARSTCK.OBJ b/v4.0/src/TOOLS/BLD/LIB/LVARSTCK.OBJ
new file mode 100644
index 0000000..365bbb6
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/LVARSTCK.OBJ
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/MLIBCE.LIB b/v4.0/src/TOOLS/BLD/LIB/MLIBCE.LIB
new file mode 100644
index 0000000..3e35f4a
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/MLIBCE.LIB
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/MLIBCR.LIB b/v4.0/src/TOOLS/BLD/LIB/MLIBCR.LIB
new file mode 100644
index 0000000..ae2c1c2
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/MLIBCR.LIB
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/MLIBFP.LIB b/v4.0/src/TOOLS/BLD/LIB/MLIBFP.LIB
new file mode 100644
index 0000000..9a74029
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/MLIBFP.LIB
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/MVARSTCK.OBJ b/v4.0/src/TOOLS/BLD/LIB/MVARSTCK.OBJ
new file mode 100644
index 0000000..2f2504c
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/MVARSTCK.OBJ
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/SETARGV.OBJ b/v4.0/src/TOOLS/BLD/LIB/SETARGV.OBJ
new file mode 100644
index 0000000..7578cac
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/SETARGV.OBJ
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/SLIBCE.LIB b/v4.0/src/TOOLS/BLD/LIB/SLIBCE.LIB
new file mode 100644
index 0000000..cbc6138
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/SLIBCE.LIB
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/SLIBCR.LIB b/v4.0/src/TOOLS/BLD/LIB/SLIBCR.LIB
new file mode 100644
index 0000000..27017a1
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/SLIBCR.LIB
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/SLIBFP.LIB b/v4.0/src/TOOLS/BLD/LIB/SLIBFP.LIB
new file mode 100644
index 0000000..362f4e9
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/SLIBFP.LIB
Binary files differ
diff --git a/v4.0/src/TOOLS/BLD/LIB/SVARSTCK.OBJ b/v4.0/src/TOOLS/BLD/LIB/SVARSTCK.OBJ
new file mode 100644
index 0000000..f88e7ae
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/LIB/SVARSTCK.OBJ
Binary files differ
diff --git a/v4.0/src/TOOLS/BUILDIDX.EXE b/v4.0/src/TOOLS/BUILDIDX.EXE
new file mode 100644
index 0000000..9254c11
--- /dev/null
+++ b/v4.0/src/TOOLS/BUILDIDX.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/BUILDMSG.EXE b/v4.0/src/TOOLS/BUILDMSG.EXE
new file mode 100644
index 0000000..3565467
--- /dev/null
+++ b/v4.0/src/TOOLS/BUILDMSG.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/C1.ERR b/v4.0/src/TOOLS/C1.ERR
new file mode 100644
index 0000000..d26c849
--- /dev/null
+++ b/v4.0/src/TOOLS/C1.ERR
@@ -0,0 +1,334 @@
+/* SCCSWHAT( "@(#)c1.err        2.29 88/02/25 18:18:00  " ) */
+                                                /* fatals */
+1001    "Internal Compiler Error\n\t\t(compiler file '%s', line %d)\n\t\tContact Microsoft Technical Support"
+1002    "out of heap space"
+1003    "error count exceeds %d; stopping compilation"
+1004    "unexpected EOF"
+1005    "string too big for buffer"
+1006    "write error on compiler intermediate file"
+1007    "unrecognized flag '%s' in '%s'"
+1008    "no input file specified"
+1009    "compiler limit : macros too deeply nested"
+1010    "compiler limit : macro expansion too big"
+1012    "bad parenthesis nesting - missing '%c'"
+1013    "cannot open source file '%s'"
+1014    "too many include files"
+1015    "cannot open include file '%s'"
+1016    "#if[n]def expected an identifier"
+1017    "invalid integer constant expression"
+1018    "unexpected '#elif'"
+1019    "unexpected '#else'"
+1020    "unexpected '#endif'"
+1021    "bad preprocessor command '%s'"
+1022    "expected '#endif'"
+1023    "no int size specified"
+1024    "no ptr size specified"
+1025    "no function size specified"
+1026    "parser stack overflow, please simplify your program"
+1027    "DGROUP data allocation exceeds 64K"    /* QC, c23 */
+1028    "%s segment allocation exceeds 64K"     /* QC */
+1031    "compiler limit : function calls too deeply nested"     /* QC, c23 */
+1032    "cannot open object listing file '%s'"                  /* QC, c23 */
+1035    "expression too complex, please simplify"               /* QC, c23 */
+1037    "cannot open object file '%s'"                                  /* QC, c23 */
+1041    "cannot open compiler intermediate file - no more files"
+1042    "cannot open compiler intermediate file - no such file or directory"
+1043    "cannot open compiler intermediate file"
+1044    "out of disk space for compiler intermediate file"
+1045    "floating point overflow"
+1047    "too many %s flags, '%s'"
+1048    "unknown option '%c' in '%s'"
+1049    "invalid numerical argument '%s'"
+1052    "too many #if/#ifdef's"
+1053    "compiler limit : struct/union nesting"
+1054    "compiler limit : initializers too deeply nested"
+1055    "compiler limit : out of keys"
+1056    "compiler limit : out of macro expansion space"
+1057    "unexpected EOF in macro expansion (missing ')'?)"
+1059    "out of near heap space"
+1060    "out of far heap space"
+1061    "compiler limit : blocks too deeply nested"     /* QC */
+1062    "error writing to preprocessor output file"
+1063    "compiler limit : compiler stack overflow"      /* QC */
+1064    "compiler limit : identifier overflowed internal buffer"
+1065    "compiler limit : declarator too complex"
+1000    "UNKNOWN FATAL ERROR\n\t\tContact Microsoft Technical Support"
+                                                /* errors */
+        
+2001    "newline in constant"
+2002    "out of macro actual parameter space"
+2003    "expected 'defined id'"
+2004    "expected 'defined(id)'"
+2005    "#line expected a line number, found '%s'"
+2006    "#include expected a file name, found '%s'"
+2007    "#define syntax"
+2008    "'%c' : unexpected in macro definition"
+2009    "reuse of macro formal '%s'"
+2010    "'%c' : unexpected in formal list"
+2011    "'%s' : definition too big"
+2012    "missing name following '<'"
+2013    "missing '>'"
+2014    "preprocessor command must start as first non-whitespace"
+2015    "too many chars in constant"
+2016    "no closing single quote"
+2017    "illegal escape sequence"
+2018    "unknown character '0x%x'"
+2019    "expected preprocessor command, found '%c'"
+2020    "bad octal number '%c'"
+2021    "expected exponent value, not '%c'"
+2022    "'%ld' : too big for char"
+2023    "divide by 0"
+2024    "mod by 0"
+2025    "'%s' : enum/struct/union type redefinition"
+2026    "'%s' : member of enum redefinition"
+2028    "struct/union member needs to be inside a struct/union"
+2029    "'%Fs' : bit-fields only allowed in structs"
+2030    "'%Fs' : struct/union member redefinition"
+2031    "'%Fs' : function cannot be struct/union member"
+2032    "'%Fs' : base type with near/far/huge not allowed"
+2033    "'%Fs' : bit-field cannot have indirection"
+2034    "'%Fs' : bit-field type too small for number of bits"
+2035    "enum/struct/union '%Fs' : unknown size"
+2036    "left of '%s%s' must have a struct/union type"
+2037    "left of '%s' specifies undefined struct/union '%Fs'"
+2038    "'%s' : not struct/union member"
+2039    "'->' requires struct/union pointer"
+2040    "'.' requires struct/union name"
+2042    "signed/unsigned keywords mutually exclusive"
+2043    "illegal break"
+2044    "illegal continue"
+2045    "'%s' : label redefined"
+2046    "illegal case"
+2047    "illegal default"
+2048    "more than one default"
+2050    "non-integral switch expression"
+2051    "case expression not constant"
+2052    "case expression not integral"
+2053    "case value %d already used"
+2054    "expected '(' to follow '%Fs'"
+2055    "expected formal parameter list, not a type list"
+2056    "illegal expression"
+2057    "expected constant expression"
+2058    "constant expression is not integral"
+2059    "syntax error : '%s'"
+2060    "syntax error : EOF"
+2061    "syntax error : identifier '%s'"
+2062    "type '%s' unexpected"
+2063    "'%s' : not a function"
+2064    "term does not evaluate to a function"
+2065    "'%s' : undefined"
+2066    "cast to function returning . . . is illegal"
+2067    "cast to array type is illegal"
+2068    "illegal cast"
+2069    "cast of 'void' term to non-void"
+2070    "illegal sizeof operand"
+2071    "'%Fs' : bad storage class"
+2072    "'%Fs' : initialization of a function"
+2073    "'%Fs' : cannot initialize array in function"
+2074    "'%Fs' : cannot initialize struct/union in function"
+2075    "'%Fs' : array initialization needs curly braces"
+2076    "'%Fs' : struct/union initialization needs curly braces"
+2077    "non-integral field initializer '%Fs'"
+2078    "too many initializers"
+2079    "'%Fs' uses undefined struct/union '%Fs'"
+2082    "redefinition of formal parameter '%Fs'"
+2083    "array '%Fs' already has a size"
+2084    "function '%Fs' already has a body"
+2085    "'%Fs' : not in formal parameter list"
+2086    "'%Fs' : redefinition"
+2087    "'%Fs' : missing subscript"
+2088    "use of undefined enum/struct/union '%s'"
+2089    "typedef specifies a near/far function"
+2090    "function returns array"
+2091    "function returns function"
+2092    "array element type cannot be function"
+2093    "cannot initialize a static or struct with address of automatic vars"
+2094    "label '%Fs' was undefined"
+2095    "'%Fs' : actual has type void : parameter %d"
+2096    "struct/union comparison illegal"
+2097    "illegal initialization"
+2098    "non-address expression"
+2099    "non-constant offset"
+2100    "illegal indirection"
+2101    "'&' on constant"
+2102    "'&' requires lvalue"
+2103    "'&' on register variable"
+2104    "'&' on bit-field ignored"
+2105    "'%s' needs lvalue"
+2106    "'%s' : left operand must be lvalue"
+2107    "illegal index, indirection not allowed"
+2108    "non-integral index"
+2109    "subscript on non-array"
+2110    "'+' : 2 pointers"
+2111    "pointer + non-integral value"
+2112    "illegal pointer subtraction"
+2113    "'-' : right operand pointer"
+2114    "'%s' : pointer on left; needs integral right"
+2115    "'%s' : incompatible types"
+2116    "'%s' : bad %s operand"
+2117    "'%s' : illegal for struct/union"
+2118    "negative subscript"
+2119    "'typedefs' both define indirection"
+2120    "'void' illegal with all types"
+2121    "typedef specifies different enum"
+2122    "typedef specifies different struct"
+2123    "typedef specifies different union"
+2125    "%Fs : allocation exceeds 64K"          /* QC, c23 */
+2126    "%Fs : auto allocation exceeds %s"      /* QC, c23 */
+2127    "parameter allocation exceeds 32K"      /* QC, c23 */
+2130    "#line expected a string containing the file name, found '%s'"
+2131    "attributes specify more than one near/far/huge"
+2132    "syntax error : unexpected identifier"
+2133    "array '%Fs' : unknown size"
+2134    "'%Fs' : struct/union too large"
+2135    "missing ')' in macro expansion"
+2137    "empty character constant"
+2138    "unmatched close comment '*/'"
+2139    "type following '%s' is illegal"
+2140    "argument type cannot be function returning . . ."
+2141    "value out of range for enum constant"
+2142    "ellipsis requires three periods"
+2143    "syntax error : missing '%s' before '%s'"
+2144    "syntax error : missing '%s' before type '%Fs'"
+2145    "syntax error : missing '%s' before identifier"
+2146    "syntax error : missing '%s' before identifier '%s'"
+2147    "unknown size"
+2148    "array too large"
+2149    "'%Fs' : named bit-field cannot have 0 width"
+2150    "'%Fs' : bit-field must have type int, signed int, or unsigned int"
+2151    "more than one cdecl/fortran/pascal attribute specified"
+2152    "'%s' : pointers to functions with different attributes"
+2153    "hex constants must have at least 1 hex digit"
+2154    "'%s' : does not refer to a segment"
+2155    "'%s' : already in a segment"
+2156    "pragma must be at outer level"
+2157    "'%s' : must be declared before use in pragma list"
+2158    "'%s' : is a function"
+2159    "more than one storage class specified"
+2160    "## cannot occur at the beginning of a macro definition"
+2161    "## cannot occur at the end of a macro definition"
+2162    "expected macro formal parameter"
+2163    "'%s' : not available as an intrinsic"
+2164    "'%s' : intrinsic was not declared"
+2165    "'%s' : cannot modify pointers to data"
+2166    "lval specifies 'const' object"
+2167    "'%Fs' : too many actual parameters for intrinsic"
+2168    "'%Fs' : too few actual parameters for intrinsic"
+2169    "'%Fs' : is an intrinsic, it cannot be defined"
+2170    "'%s' : intrinsic not declared as a function"
+2171    "'%s' : bad operand"
+2172    "'%Fs' : actual is not a pointer : parameter %d"
+2173    "'%Fs' : actual is not a pointer : parameter %d, parameter list %d"
+2174    "'%Fs' : actual has type void : parameter %d, parameter list %d"
+2175    "'%Fs' : unresolved external"   /* QC */
+2176    "static far data not supported" /* QC */
+2177    "constant too big"
+2178    "'%s' : storage class for same_seg variables must be 'extern'"
+2179    "'%Fs' : was used in same_seg, but storage class is no longer 'extern'"
+2180    "controlling expression has type 'void'"
+2181    "pragma requires command line option '%s'"      /* QC */
+2182    "'%Fs' : 'void' on variable"
+2183    "'%Fs' : 'interrupt' function must be 'far'"
+2184    "'%Fs' : '%s' function cannot be 'pascal/fortran'"
+2186    "'%Fs' : 'saveregs/interrupt' modifiers mutually exclusive"
+2187    "cast of near function pointer to far function pointer"
+2188    "#error : %s"
+2190    "'%s' : is a text segment"
+2191    "'%s' : is a data segment"
+2192    "'%s' : function has already been defined"
+2000    "UNKNOWN ERROR\n\t\tContact Microsoft Technical Support"
+                                                /* warnings */
+        
+4001    "macro '%s' requires parameters"
+4002    "too many actual parameters for macro '%s'"
+4003    "not enough actual parameters for macro '%s'"
+4004    "missing close parenthesis after 'defined'"
+4005    "'%s' : redefinition"
+4006    "#undef expected an identifier"
+4009    "string too big, trailing chars truncated"
+4011    "identifier truncated to '%s'"
+4012    "float constant in a cross compilation"
+4013    "constant too big"
+4014    "'%Fs' : bit-field type must be unsigned"
+4015    "'%Fs' : bit-field type must be integral"
+4016    "'%s' : no function return type, using 'int' as default"
+4017    "cast of int expression to far pointer"
+4020    "'%Fs' : too many actual parameters"
+4021    "'%Fs' : too few actual parameters"
+4022    "'%Fs' : pointer mismatch : parameter %d"
+4024    "'%Fs' : different types : parameter %d"
+4025    "function declaration specified variable argument list"
+4026    "function was declared with formal argument list"
+4027    "function was declared without formal argument list"
+4028    "parameter %d declaration different"
+4029    "declared parameter list different from definition"
+4030    "first parameter list is longer than the second"
+4031    "second parameter list is longer than the first"
+4032    "unnamed struct/union as parameter"
+4033    "function must return a value"
+4034    "sizeof returns 0"
+4035    "'%Fs' : no return value"
+4036    "unexpected formal parameter list"
+4037    "'%Fs' : formal parameters ignored"
+4038    "'%Fs' : formal parameter has bad storage class"
+4039    "'%Fs' : function used as an argument"
+4040    "near/far/huge on '%Fs' ignored"
+4041    "formal parameter '%s' is redefined"
+4042    "'%Fs' : has bad storage class"
+4044    "huge on '%Fs' ignored, must be an array"
+4045    "'%s' : array bounds overflow"
+4046    "'&' on function/array, ignored"
+4047    "'%s' : different levels of indirection"
+4048    "array's declared subscripts different"
+4049    "'%s' : indirection to different types"
+4051    "data conversion"
+4052    "different enum types"
+4053    "at least one void operand"
+4060    "conversion of long address to short address"   /* QC, c23 */
+4061    "long/short mismatch in argument : conversion supplied" /* QC, c23 */
+4062    "near/far mismatch in argument : conversion supplied"   /* QC, c23 */
+4067    "unexpected characters following '%s' directive - newline expected"
+4068    "unknown pragma"
+4071    "'%Fs' : no function prototype given"
+4074    "non standard extension used - '%s'"
+4075    "size of switch expression or case constant too large - converted to int"
+4076    "'%s' : may be used on integral types only"
+4077    "unknown check_stack option"
+4079    "unexpected token '%s'"
+4080    "expected 'identifier' for segment name, found '%s'"
+4081    "expected a comma, found '%s'"
+4082    "expected an identifier, found '%s'"
+4083    "expected '(', found '%s'"
+4084    "expected a pragma keyword, found '%s'"
+4085    "expected [on | off]"
+4086    "expected [1 | 2 | 4]"
+4087    "'%Fs' : declared with 'void' parameter list"
+4088    "'%Fs' : pointer mismatch : parameter %d, parameter list %d"
+4089    "'%Fs' : different types : parameter %d, parameter list %d"
+4090    "different 'const' attributes"
+4091    "no symbols were declared"
+4092    "untagged enum/struct/union declared no symbols"
+4093    "unescaped newline in character constant in non-active code"
+4094    "unexpected newline"
+4095    "expected ')', found '%s'"
+4096    "huge treated as far"           /* QC */
+4098    "void function returning a value"
+4099    "expected ')', (too many arguments?)"
+4100    "'%Fs' : unreferenced formal parameter"
+4101    "'%Fs' : unreferenced local variable"
+4102    "'%Fs' : unreferenced label"
+4103    "'%Fs' : function definition used as prototype"
+4104    "'%s' : near data in same_seg pragma, ignored"
+4105    "'%Fs' : code modifiers only on function or pointer to function"
+4106    "pragma requires integer between 1 and 127"
+4107    "pragma requires integer between 15 and 255"
+4108    "pragma requires integer between 79 and 132"
+4109    "unexpected identifier '%s'"
+4110    "unexpected token 'int constant'"
+4111    "unexpected token 'string'"
+4112    "macro name '%s' is reserved, %s ignored"
+4113    "function parameter lists differed"
+4000    "UNKNOWN WARNING\n\t\tContact Microsoft Technical Support"
diff --git a/v4.0/src/TOOLS/C1.EXE b/v4.0/src/TOOLS/C1.EXE
new file mode 100644
index 0000000..a60e821
--- /dev/null
+++ b/v4.0/src/TOOLS/C1.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/C1L.EXE b/v4.0/src/TOOLS/C1L.EXE
new file mode 100644
index 0000000..e90c0aa
--- /dev/null
+++ b/v4.0/src/TOOLS/C1L.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/C2.EXE b/v4.0/src/TOOLS/C2.EXE
new file mode 100644
index 0000000..438ce70
--- /dev/null
+++ b/v4.0/src/TOOLS/C2.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/C23.ERR b/v4.0/src/TOOLS/C23.ERR
new file mode 100644
index 0000000..966407d
--- /dev/null
+++ b/v4.0/src/TOOLS/C23.ERR
@@ -0,0 +1,73 @@
+                                                /* fatals */
+1001    "Internal Compiler Error\n\t\t(compiler file '%s', line %d)\n\t\tContact Microsoft Technical Support"
+1002    "out of heap space"
+1003    "error count exceeds %d; stopping compilation"
+1004    "unexpected EOF"
+1005    "string too big for buffer"
+1006    "write error on compiler intermediate file"
+1007    "unrecognized flag '%s' in '%s'"
+1027    "DGROUP data allocation exceeds 64K"
+1028    "infinite recursion in cnstrpush"
+1029    "there are > 512 bytes of arguments"
+1030    "there are > 512 bytes of local variables"
+1031    "limit exceeded for nesting function calls"
+1032    "cannot open object listing file '%s'"
+1033    "cannot open assembly language output file '%s'"
+1034    "cannot open source file '%s'"
+1035    "expression too complex, please simplify"
+1036    "cannot open source listing file '%s'"
+1037    "cannot open object file '%s'"
+1038    "unexpected end of file in Pass 3"
+1039    "unrecoverable heap overflow in Pass 3"
+1040    "unexpected EOF in source file '%s'"
+1041    "cannot open compiler intermediate file - no more files"
+1042    "cannot open compiler intermediate file - no such file or directory"
+1043    "cannot open compiler intermediate file"
+1044    "out of disk space for compiler intermediate file"
+1045    "floating-point overflow"
+1046    "bad %s flag, would overwrite '%s' with '%s'"
+1047    "too many %s flags, '%s'"
+1048    "unknown option '%c' in '%s'"
+1049    "invalid numerical argument '%s'"
+1050    "%s : code segment too large"
+1051    "program too complex"
+1058    "floating point expression too complex - would overflow NDP stack"
+1064    "too many text segments"
+1000    "UNKNOWN FATAL ERROR\n\t\tContact Microsoft Technical Support"
+                                                /* errors */
+        
+2023    "divide by 0"
+2024    "mod by 0"
+2125    "%s : allocation exceeds 64K"
+2126    "%s : automatic allocation exceeds %s"
+2127    "parameter allocation exceeds 32K"
+2128    "%s : huge array cannot be aligned to segment boundary"
+2129    "static function '%s' not found"
+2189    "constant item, -Gm, and data_seg pragma are incompatible"
+2000    "UNKNOWN ERROR\n\t\tContact Microsoft Technical Support"
+                                                /* warnings */
+        
+4054    "insufficient memory may affect optimization"
+4055    "constant moved out of CONST even though -Gm specified"
+4056    "overflow in constant arithmetic"
+4057    "overflow in constant multiplication"
+4058    "address of frame variable taken, DS != SS"
+4059    "segment lost in conversion"
+4060    "conversion of long address to short address"
+4061    "long/short mismatch in argument : conversion supplied"
+4062    "near/far mismatch in argument : conversion supplied"
+4063    "%s : function too large for post-optimizer"
+4064    "procedure too large, skipping %s optimization and continuing"
+4065    "recoverable heap overflow in post-optimizer - some optimizations may be missed"
+4066    "local symbol table overflow - some local symbols may be missing in listings"
+4069    "conversion of near pointer to long integer"
+4070    "function called as procedure"
+4072    "Insufficient memory to process debugging information"
+4073    "scoping too deep, deepest scoping merged when debugging"
+4078    "loss of debugging information caused by optimization"
+4185    "near call to %s in different segment"
+4186    "string too long. Truncated to %d characters"
+4000    "UNKNOWN WARNING\n\t\tContact Microsoft Technical Support"
diff --git a/v4.0/src/TOOLS/C3.EXE b/v4.0/src/TOOLS/C3.EXE
new file mode 100644
index 0000000..072ccaa
--- /dev/null
+++ b/v4.0/src/TOOLS/C3.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/CL.ERR b/v4.0/src/TOOLS/CL.ERR
new file mode 100644
index 0000000..bd4c9e1
--- /dev/null
+++ b/v4.0/src/TOOLS/CL.ERR
@@ -0,0 +1,52 @@
+                                /* fatal messages */
+1001    "could not execute '%s'"
+1002    "too many open files, cannot redirect '%s'"
+1000    "UNKNOWN COMMAND LINE FATAL ERROR\n\t\tContact Microsoft Technical Support"
+                                /* error messages */
+2001    "too many symbols predefined with -D"
+2002    "a previously defined model specification has been overridden"
+2003    "missing source file name"
+2007    "bad %s flag, would overwrite '%s' with '%s'"
+2008    "too many %s flags, '%s'"
+2009    "unknown option '%c' in '%s'"
+2010    "unknown floating point option"
+2011    "only one floating point model allowed"
+2012    "too many linker flags on command line"
+2013    "incomplete model specification"
+/* 2014 "-ND not allowed with -Ad" */
+2015    "assembly files are not handled"
+2016    "-Gw and -ND %s are incompatible"
+2017    "-Gw and -Au flags are incompatible"
+2018    "cannot open linker cmd file"
+2019    "cannot overwrite the source file, '%s'"
+2020    "-Gc option requires extended keywords to be enabled (-Ze)"
+2021    "invalid numerical argument '%s'"
+2022    "cannot open help file, '%s'"
+2023    "invalid model specification - small model only"
+2024    "-Gm and -ND %s are incompatible"
+2025    "missing argument"
+2000    "UNKNOWN COMMAND LINE ERROR\n\t\tContact Microsoft Technical Support"
+                                /* warning messages */
+4001    "listing has precedence over assembly output"
+4002    "ignoring unknown flag '%s'"
+4003    "80186/286 selected over 8086 for code generation"
+4004    "optimizing for time over space"
+4005    "could not execute '%s';\nPlease enter new file name (full path) or Ctrl-C to quit: "
+4006    "only one of -P/-E/-EP allowed, -P selected"
+4007    "-C ignored (must also specify -P or -E or -EP)"
+4008    "non-standard model -- defaulting to large model libraries"
+4009    "threshold only for far/huge data, ignored"
+4010    "-Gp not implemented, ignored"
+4011    "preprocessing overrides source listing"
+4012    "function declarations override source listing"
+4013    "combined listing has precedence over object listing"
+4014    "invalid value %d for '%s'. Default %d is used"
+4015    "different default models - defaulting to %s model"
+4017    "conflicting stack checking options - stack checking disabled"
+4019    "string too long. Truncated to %d characters"
+4000    "UNKNOWN COMMAND LINE WARNING\n\t\tContact Microsoft Technical Support"
diff --git a/v4.0/src/TOOLS/CL.EXE b/v4.0/src/TOOLS/CL.EXE
new file mode 100644
index 0000000..bfa8f4a
--- /dev/null
+++ b/v4.0/src/TOOLS/CL.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/CL.HLP b/v4.0/src/TOOLS/CL.HLP
new file mode 100644
index 0000000..f8e5da0
--- /dev/null
+++ b/v4.0/src/TOOLS/CL.HLP
@@ -0,0 +1,79 @@
+C COMPILER OPTIONS
+-MEMORY MODEL-
+/AS small model (default)
+/AC compact model
+/AM medium model
+/AL large model
+/AH huge model
+-OPTIMIZATION-
+/O enable optimization (same as /Ot)
+/Oa ignore aliasing
+/Od disable optimizations
+/Oi enable intrinsic functions
+/Ol enable loop optimizations
+/On disable "unsafe" optimizations
+/Op enable precision optimizations
+/Or disable in_line return
+/Os optimize for space
+/Ot optimize for speed (default)
+/Ox max. optimization (/Oailt /Gs)
+-CODE GENERATION-
+/G0 8086 instructions (default)
+/G1  186 instructions
+/G2  286 instructions
+/Gm put strings in constant segment
+/Gc Pascal style function calls
+/Gs no stack checking
+/Gt[number] data size threshold
+-OUTPUT FILES-
+/Fa[assembly listing file]
+/Fb[bound executable file]
+/Fc[mixed source/object listing file]
+/Fe<executable file>
+/Fl[object listing file]
+/Fm[map file]
+/Fo<object file>
+/Fs[source listing file]
+-PREPROCESSOR-
+/C don't strip comments
+/D<name>[=text] define macro
+/E preprocess to stdout
+/EP same as /E but no #line
+/I<name> add #include path
+/P preprocess to file
+/U<name> remove predefined macro
+/u remove all predefined macros
+/X ignore "standard places"
+-LANGUAGE-
+/Za disable extensions
+/Zd line number information
+/Ze enable extensions (default)
+/Zg generate declarations
+/Zi symbolic debugging information
+/Zl remove default library info
+/Zp[n] pack structs on n-byte boundary
+/Zs syntax check only
+-FLOATING POINT-
+/FPa calls with altmath
+/FPc calls with emulator
+/FPc87 calls with 8087 library
+/FPi inline with emulator (default)
+/FPi87 inline with 8087
+-SOURCE LISTING-
+/Sl<columns> set line width
+/Sp<lines> set page length
+/St<string> set title string
+/Ss<string> set subtitle string
+-MISCELLANEOUS-
+/c compile only, no link
+/H<number> external name length
+/J default char type is unsigned
+/Tc<file> compile file without .c
+/V<string> set version string
+/W<number> warning level
+-LINKING-
+/F<hex_number> stack size (hex. bytes)
+/Lc link compatibility mode executable
+/Lr link compatibility mode executable
+/Lp link protect mode executable
+/link [linker_options_and_libraries]
diff --git a/v4.0/src/TOOLS/COMPRESS.COM b/v4.0/src/TOOLS/COMPRESS.COM
new file mode 100644
index 0000000..df8b0d1
--- /dev/null
+++ b/v4.0/src/TOOLS/COMPRESS.COM
Binary files differ
diff --git a/v4.0/src/TOOLS/CONVERT.EXE b/v4.0/src/TOOLS/CONVERT.EXE
new file mode 100644
index 0000000..0511410
--- /dev/null
+++ b/v4.0/src/TOOLS/CONVERT.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/DBOF.EXE b/v4.0/src/TOOLS/DBOF.EXE
new file mode 100644
index 0000000..1d46e71
--- /dev/null
+++ b/v4.0/src/TOOLS/DBOF.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/EXE2BIN.EXE b/v4.0/src/TOOLS/EXE2BIN.EXE
new file mode 100644
index 0000000..8f42567
--- /dev/null
+++ b/v4.0/src/TOOLS/EXE2BIN.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/EXEC.EXE b/v4.0/src/TOOLS/EXEC.EXE
new file mode 100644
index 0000000..93176b7
--- /dev/null
+++ b/v4.0/src/TOOLS/EXEC.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/EXEFIX.EXE b/v4.0/src/TOOLS/EXEFIX.EXE
new file mode 100644
index 0000000..30728e6
--- /dev/null
+++ b/v4.0/src/TOOLS/EXEFIX.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/EXEMOD.EXE b/v4.0/src/TOOLS/EXEMOD.EXE
new file mode 100644
index 0000000..a8bef05
--- /dev/null
+++ b/v4.0/src/TOOLS/EXEMOD.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/EXEPACK.EXE b/v4.0/src/TOOLS/EXEPACK.EXE
new file mode 100644
index 0000000..79af609
--- /dev/null
+++ b/v4.0/src/TOOLS/EXEPACK.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/LIB.EXE b/v4.0/src/TOOLS/LIB.EXE
new file mode 100644
index 0000000..fef21fb
--- /dev/null
+++ b/v4.0/src/TOOLS/LIB.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/LINK.EXE b/v4.0/src/TOOLS/LINK.EXE
new file mode 100644
index 0000000..a5b1be6
--- /dev/null
+++ b/v4.0/src/TOOLS/LINK.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/MASM.EXE b/v4.0/src/TOOLS/MASM.EXE
new file mode 100644
index 0000000..eacbb63
--- /dev/null
+++ b/v4.0/src/TOOLS/MASM.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/MENUBLD.EXE b/v4.0/src/TOOLS/MENUBLD.EXE
new file mode 100644
index 0000000..1acabed
--- /dev/null
+++ b/v4.0/src/TOOLS/MENUBLD.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/NMAKE.EXE b/v4.0/src/TOOLS/NMAKE.EXE
new file mode 100644
index 0000000..3376989
--- /dev/null
+++ b/v4.0/src/TOOLS/NMAKE.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/NOSRVBLD.EXE b/v4.0/src/TOOLS/NOSRVBLD.EXE
new file mode 100644
index 0000000..0258d2c
--- /dev/null
+++ b/v4.0/src/TOOLS/NOSRVBLD.EXE
Binary files differ
diff --git a/v4.0/src/TOOLS/TOOLS.INI b/v4.0/src/TOOLS/TOOLS.INI
new file mode 100644
index 0000000..3c6a267
--- /dev/null
+++ b/v4.0/src/TOOLS/TOOLS.INI
@@ -0,0 +1,73 @@
+[nmake]
+#############################################################################
+#                                                                           #
+# These are the built in rules and path definitions used by the new MS Make #
+# Utility (NMAKE). The following variables are set externaly (ie set in the #
+# individual makefiles.                                                     #
+#                                                                           #
+# extasw = The 'extra assembly switch' variable is optionaly used in the    #
+#          makefile to specify special MASM command line switches.          #
+#                                                                           #
+# extcsw = The 'extra C switch' variable is optionaly used in the makefile  #
+#          to specify special C compiler command line switches.             #
+#                                                                           #
+# inc    = The include file search path from the utility being built to the #
+#          INC directory. Used if needed.                                   #
+#                                                                           #
+# dos    = The include file search path from the utility being built to the #
+#          DOS directory. Used if needed.                                   #
+#                                                                           #
+# hinc   = The include file search path from the utility being built to the #
+#          H directory. Used if needed for C source compilation.            #
+#                                                                           #
+#############################################################################
+########## Definitionms for the Assembler ##########
+asm     =masm
+aflags  =-Mx -t $(extasw)
+ainc    =-I. -I$(inc) -I$(dos)
+########## Definitions for C compiler ##########
+cc      =cl
+cflags  =-AS -Os -Zp $(extcsw)
+cinc    =-I. -I$(hinc)
+########## Definitions for linker ##########
+link    =link
+########## Built-in rules ##########
+.SUFFIXES:
+.SUFFIXES: .c .obj .lst .exe .com .cod .inc .skl .cl1 .ctl .asm .idx .msg
+.asm.obj:
+        $(asm) $(aflags) $(ainc) $*.asm,$*.obj;
+.asm.lst:
+        $(asm) -l $(aflags) $(ainc) $*.asm;
+.c.obj:
+        $(cc) -c $(cflags) $(cinc) -Fo$*.obj $*.c
+.c.lst:
+        $(cc) -c $(cflags) $(cinc) -fc$*.cod -fo$*.obj $*.c
+.exe.com:
+        reloc $*.exe $*.com
+.skl.cl1:
+        nosrvbld $*.skl $(msg)\$(COUNTRY).msg
+.skl.ctl:
+        buildmsg $(msg)\$(COUNTRY) $*.skl
+.msg.idx:
+        attrib -R $*.msg
+        buildidx $*.msg
+        attrib +R $*.msg