http://www.opengroup.org/onlinepubs/
007908799/xsh/compilation.html.
Notified by David Wolfe <dwolfe5272@yahoo.com>
*/
/* We need to define this to get macros like S_IFBLK and S_IFCHR */
-#define _XOPEN_SOURCE 1
+#define _XOPEN_SOURCE 500
#include <errno.h>
#include <stdio.h>
#include <openssl/opensslconf.h>
-#define _XOPEN_SOURCE /* glibc2 needs this to declare strptime() */
+#define _XOPEN_SOURCE 500 /* glibc2 needs this to declare strptime() */
#include <time.h>
#undef _XOPEN_SOURCE /* To avoid clashes with anything else... */
#include <string.h>
#define USE_SOCKETS
#include "e_os.h"
-#define _XOPEN_SOURCE 1 /* Or isascii won't be declared properly on
+#define _XOPEN_SOURCE 500 /* Or isascii won't be declared properly on
VMS (at least with DECompHP C). */
#include <ctype.h>