$OpenBSD: patch-Instant_tptregexp_regexp_c,v 1.2 2008/10/13 10:56:38 kevlo Exp $
--- Instant/tptregexp/regexp.c.orig	Mon Jun 17 11:50:29 1996
+++ Instant/tptregexp/regexp.c	Mon Sep 22 17:58:40 2008
@@ -23,6 +23,7 @@
  * regular-expression syntax might require a total rethink.
  */
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #include <tptregexp.h>
 #include "regmagic.h"
@@ -196,7 +197,6 @@ char *exp;
 	register char *longest;
 	register int len;
 	int flags;
-	extern char *malloc();
 
 	if (exp == NULL)
 		FAIL("NULL argument");
@@ -705,7 +705,6 @@ register regexp *prog;
 register char *string;
 {
 	register char *s;
-	extern char *strchr();
 
 	/* Be paranoid... */
 	if (prog == NULL || string == NULL) {
@@ -804,7 +803,6 @@ char *prog;
 {
 	register char *scan;	/* Current node. */
 	char *next;		/* Next node. */
-	extern char *strchr();
 
 	scan = prog;
 #ifdef DEBUG
@@ -1065,7 +1063,6 @@ regexp *r;
 	register char *s;
 	register char op = EXACTLY;	/* Arbitrary non-END op. */
 	register char *next;
-	extern char *strchr();
 
 
 	s = r->program + 1;