--- util-src/time.c.orig	2020-01-02 09:49:37 UTC
+++ util-src/time.c
@@ -1,5 +1,5 @@
 #ifndef _POSIX_C_SOURCE
-#define _POSIX_C_SOURCE 199309L
+#define _POSIX_C_SOURCE 200809L
 #endif
 
 #include <time.h>