2015-07-21 10:53:53 (UTC-03:00)

Marcel Rodrigues <marcelgmr@gmail.com>

Define feature test macro _POSIX_C_SOURCE.

diff --git a/main.c b/main.c
index 752510e..d727ab8 100644
--- a/main.c
+++ b/main.c
@@ -1,3 +1,4 @@
+#define _POSIX_C_SOURCE 200809L
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdint.h>