#ifndef MYTHREAD_H
#define MYTHREAD_H
+#ifndef _POSIX_C_SOURCE
+#define _POSIX_C_SOURCE 199309L
+#endif
+
#include "sysdefs.h"
-#define _POSIX_C_SOURCE 1
// If any type of threading is enabled, #define MYTHREAD_ENABLED.
#if defined(MYTHREAD_POSIX) || defined(MYTHREAD_WIN95) \
# define MYTHREAD_ENABLED 1
#endif
-
#ifdef MYTHREAD_ENABLED
////////////////////////////////////////