vwebp: ensure setenv() is available in stdlib.h

quiets a -Wimplicit-function-declaration with some configurations of gcc
(-std=c99).
_POSIX_C_SOURCE is preferred over _BSD_SOURCE with newer versions of
glibc

Change-Id: I378bffb13ba52ff5c4bad1433090dcc387e5d507
This commit is contained in:
James Zern 2016-09-30 00:15:44 -07:00
parent 9310d19258
commit bfab894739

View File

@ -14,6 +14,10 @@
#include "webp/config.h" #include "webp/config.h"
#endif #endif
#if defined(__unix__) || defined(__CYGWIN__)
#define _POSIX_C_SOURCE 200112L // for setenv
#endif
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>