-/* The following defines enable the declaration of strdup(), which is an
- extended function according to X/Open. */
-#ifdef OPENSSL_SYS_VMS_DECC
-# define _XOPEN_SOURCE_EXTENDED
-#endif
-#ifdef OPENSSL_SYS_UNIX
-# define _XOPEN_SOURCE
-# define _XOPEN_SOURCE_EXTENDED /* For Linux and probably anything GNU */
-#endif
-#include <string.h>