From 9b750142c129356d10667b35ec8a6241429e9c71 Mon Sep 17 00:00:00 2001
From: Chris Mikkelson <chris@mikk.net>
Date: Thu, 25 Oct 2012 14:17:45 -0500
Subject: [PATCH] Replace FreeBSD-specific strnstr() with memmem()

---
 smtp.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/smtp.c b/smtp.c
index d64042b..e6e394e 100644
--- a/smtp.c
+++ b/smtp.c
@@ -15,6 +15,8 @@
  * PERFORMANCE OF THIS SOFTWARE. 
  */ 
 
+#define _GNU_SOURCE
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdarg.h>
@@ -22,6 +24,7 @@
 #include <unistd.h>
 #include <assert.h>
 #include <ctype.h>
+#include <time.h>
 
 #include <sys/queue.h>
 #include <netinet/in.h>
@@ -270,7 +273,7 @@ do_smtp(struct conn  *c, char **buf, int *len)
 		if (c->dstate == 5) return smtpd_enddata(c);
 		return 1;
 	} else {
-		char *t = strnstr(*buf, "\r\n", *len);
+		char *t = memmem(*buf, *len, "\r\n", 2);
 		char *cmd = *buf;
 		int clen;
 
-- 
2.50.1