# include <sys/errno.h>
#endif
-#ifdef DECL_SYS_ERRLIST
#ifndef HAVE_SYS_ERRLIST
-#define sys_nerr 0
-#define sys_errlist ((char **)0)
-#else
-extern int sys_nerr;
-extern char *sys_errlist[];
-#endif
-#endif
-
-#if !defined( EWOULDBLOCK ) && defined( WSAEWOULDBLOCK )
-#define EWOULDBLOCK WSAEWOULDBLOCK
+ /* no sys_errlist */
+# define sys_nerr 0
+# define sys_errlist ((char **)0)
+#elif DECL_SYS_ERRLIST
+ /* have sys_errlist but need declaration */
+ extern int sys_nerr;
+ extern char *sys_errlist[];
#endif
-/* use _POSIX_VERSION for POSIX.1 code */
-
+extern char* strerror_r();
+
#endif /* _AC_ERRNO_H */