$OpenBSD: patch-src_util_c,v 1.2 2009/09/14 17:19:29 naddy Exp $
--- src/util.c.orig	Wed Aug 19 14:39:09 2009
+++ src/util.c	Mon Sep 14 19:15:36 2009
@@ -15,6 +15,9 @@
 #include <unistd.h>
 #include <string.h>
 #include <sys/wait.h>
+#if defined(__OpenBSD__)
+#include <sys/cdefs.h>
+#endif
 #include <stdarg.h>
 #include <assert.h>
 #include <iconv.h>
@@ -145,7 +148,7 @@ void start_application(const char *command) {
                                         shell = "/bin/sh";
 
                         /* This is the child */
-                        execl(shell, shell, "-c", command, NULL);
+                        execl(shell, shell, "-c", command, (void *)NULL);
                         /* not reached */
                 }
                 exit(0);
@@ -466,3 +469,43 @@ done:
         FREE(to_title_ucs);
         return matching;
 }
+
+
+#if defined(__OpenBSD__)
+
+/*
+ * Taken from FreeBSD
+ * Find the first occurrence of the byte string s in byte string l.
+ */
+
+void *
+memmem(const void *l, size_t l_len, const void *s, size_t s_len)
+{
+        register char *cur, *last;
+        const char *cl = (const char *)l;
+        const char *cs = (const char *)s;
+
+        /* we need something to compare */
+        if (l_len == 0 || s_len == 0)
+                return NULL;
+
+        /* "s" must be smaller or equal to "l" */
+        if (l_len < s_len)
+                return NULL;
+
+        /* special case where s_len == 1 */
+        if (s_len == 1)
+                return memchr(l, (int)*cs, l_len);
+
+        /* the last position where its possible to find "s" in "l" */
+        last = (char *)cl + l_len - s_len;
+
+        for (cur = (char *)cl; cur <= last; cur++)
+                if (cur[0] == cs[0] && memcmp(cur, cs, s_len) == 0)
+                        return cur;
+
+        return NULL; 
+}
+
+#endif
+