$OpenBSD: patch-sgrep_c,v 1.2 2016/03/17 21:14:46 naddy Exp $
--- sgrep.c.orig	Sat Apr 11 00:12:02 1992
+++ sgrep.c	Thu Mar 17 22:11:33 2016
@@ -1,5 +1,7 @@
 /* Copyright (c) 1991 Sun Wu and Udi Manber.  All Rights Reserved. */
 #include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
 #include <ctype.h>
 #define MAXSYM  256
 #define MAXMEMBER 8192
