(LLONG_MIN, LLONG_MAX, ULLONG_MAX): Make sure these are defined for -…

…D_GNU_SOURCE or -D_ISOC99_SOURCE even when not -std=c99.

include/limits.h

@@ -1,4 +1,5 @@
-/* Copyright (C) 1991, 92, 96, 97, 98, 99, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1996, 1997, 1998, 1999, 2000, 2005
+   Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -122,20 +123,20 @@
 #if defined __GNUC__ && !defined _GCC_LIMITS_H_
 /* `_GCC_LIMITS_H_' is what GCC's file defines.  */
 # include_next <limits.h>
+#endif
 
 /* The <limits.h> files in some gcc versions don't define LLONG_MIN,
    LLONG_MAX, and ULLONG_MAX.  Instead only the values gcc defined for
    ages are available.  */
-# ifdef __USE_ISOC99
-#  ifndef LLONG_MIN
-#   define LLONG_MIN	LONG_LONG_MIN
-#  endif
-#  ifndef LLONG_MAX
-#   define LLONG_MAX	LONG_LONG_MAX
-#  endif
-#  ifndef ULLONG_MAX
-#   define ULLONG_MAX	ULONG_LONG_MAX
-#  endif
+#if defined __USE_ISOC99 && defined __GNUC__
+# ifndef LLONG_MIN
+#  define LLONG_MIN	(-LLONG_MAX-1)
+# endif
+# ifndef LLONG_MAX
+#  define LLONG_MAX	__LONG_LONG_MAX__
+# endif
+# ifndef ULLONG_MAX
+#  define ULLONG_MAX	(LLONG_MAX * 2ULL + 1)
 # endif
 #endif