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-rw-r--r--libc/unistd/sysconf.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/libc/unistd/sysconf.c b/libc/unistd/sysconf.c
index 53d991f8a..66b40aa03 100644
--- a/libc/unistd/sysconf.c
+++ b/libc/unistd/sysconf.c
@@ -16,6 +16,7 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#define _XOPEN_SOURCE 500
#include <features.h>
#include <errno.h>
#include <limits.h>
@@ -23,6 +24,7 @@
#include <pwd.h>
#include <stddef.h>
#include <stdio.h>
+#include <stdlib.h>
#include <time.h>
#include <unistd.h>
#include <sys/sysinfo.h>