From 76c4083741bf8498db4ccc0d6c0f43055a65eefc Mon Sep 17 00:00:00 2001
From: araujo <araujo@FreeBSD.org>
Date: Mon, 18 Apr 2016 06:02:26 +0000
Subject: [PATCH] Use NULL for pointers.

strrchr(3) will return NULL if the character does not appears in
the string.

MFC after:	2 weeks.
---
 usr.bin/rpcgen/rpc_main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/usr.bin/rpcgen/rpc_main.c b/usr.bin/rpcgen/rpc_main.c
index 64a29adc94f2..32e47a07e6f9 100644
--- a/usr.bin/rpcgen/rpc_main.c
+++ b/usr.bin/rpcgen/rpc_main.c
@@ -451,7 +451,7 @@ generate_guard(const char *pathname)
 	char *guard, *tmp, *stopat;
 
 	filename = strrchr(pathname, '/');  /* find last component */
-	filename = ((filename == 0) ? pathname : filename+1);
+	filename = ((filename == NULL) ? pathname : filename+1);
 	guard = xstrdup(filename);
 	stopat = strrchr(guard, '.');