[FFmpeg-cvslog] configure: Add stdlib.h #include to CPPFLAGS check helper functions

[Diego Biurrun]

ffmpeg | branch: master | Diego Biurrun <diego at biurrun.de> | Fri Feb  3 10:15:40 2017 +0100| [0ce3761c781f2c2de40a5a8a99563878804f47cc] | committer: Diego Biurrun

configure: Add stdlib.h #include to CPPFLAGS check helper functions

This ensures that added CPPFLAGS are validated against libc headers.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=0ce3761c781f2c2de40a5a8a99563878804f47cc
---

 configure | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/configure b/configure
index 555dc8861e..32ab7329e3 100755
--- a/configure
+++ b/configure
@@ -872,7 +872,7 @@ check_code(){
 check_cppflags(){
     log check_cppflags "$@"
     check_cpp "$@" <<EOF && append CPPFLAGS "$@"
-int x;
+#include <stdlib.h>;
 EOF
 }
 
@@ -1166,7 +1166,7 @@ check_host_cpp(){
 check_host_cppflags(){
     log check_host_cppflags "$@"
     check_host_cpp "$@" <<EOF && append host_cppflags "$@"
-int x;
+#include <stdlib.h>;
 EOF
 }