From 01ed0bda442f32b2d5b5853fe54f36e5d3db9dc2 Mon Sep 17 00:00:00 2001
From: Robert Millan <rmh@FreeBSD.org>
Date: Fri, 4 Nov 2011 15:34:31 +0000
Subject: [PATCH] Silence an (otherwise harmless) very recurrent warning when
 building the kernel of FreeBSD with a non-FreeBSD compiler.

Approved by:	kib (mentor)
---
 sys/sys/cdefs.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/sys/cdefs.h b/sys/sys/cdefs.h
index dbab329857a..6788462c224 100644
--- a/sys/sys/cdefs.h
+++ b/sys/sys/cdefs.h
@@ -349,7 +349,8 @@
 #endif
 
 /* Compiler-dependent macros that rely on FreeBSD-specific extensions. */
-#if __FreeBSD_cc_version >= 300001 && defined(__GNUC__) && !defined(__INTEL_COMPILER)
+#if defined(__FreeBSD_cc_version) && __FreeBSD_cc_version >= 300001 && \
+    defined(__GNUC__) && !defined(__INTEL_COMPILER)
 #define	__printf0like(fmtarg, firstvararg) \
 	    __attribute__((__format__ (__printf0__, fmtarg, firstvararg)))
 #else