Added more const.

1 files changed, 2 insertions, 2 deletions

diff --git a/xs_httpd.h b/xs_httpd.h
index 60933c8..4195b81 100644
--- a/xs_httpd.h
+++ b/xs_httpd.h
@@ -99,8 +99,8 @@ void xs_httpd_response(FILE *f, int status, xs_dict *headers, xs_str *body, int
 /* sends an httpd response */
 {
     xs *proto;
-    xs_str *k;
-    xs_val *v;
+    const xs_str *k;
+    const xs_val *v;
 
     proto = xs_fmt("HTTP/1.1 %d %s", status, status / 100 == 2 ? "OK" : "ERROR");
     fprintf(f, "%s\r\n", proto);