From 5daef09d458254d24c249ba79a54f088775384e3 Mon Sep 17 00:00:00 2001
From: David Lawrence <source@isc.org>
Date: Tue, 9 May 2000 01:54:35 +0000
Subject: [PATCH] use EXT_CFLAGS to pass -Wno-builtin to gcc, allowing missing
 prototypes for functions that have builtins to be properly noticed.

---
 util/check-sources.pl | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/util/check-sources.pl b/util/check-sources.pl
index be7f4b401c..66423633da 100644
--- a/util/check-sources.pl
+++ b/util/check-sources.pl
@@ -249,6 +249,12 @@ comment on the same line as the #include.
 ================================================================
 EOF
 
+  # XXX gcc-specific
+  # Disable builtin memcmp/memcpy/strcmp/strcpy/etc.  When they are
+  # available, gcc won't warn about the lack of a prototype in a header
+  # file.
+  $ENV{'EXT_CFLAGS'} = "-Wno-builtin";
+
   do_dir("", ".");
 }