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-rw-r--r--bits/environments.h26
1 files changed, 20 insertions, 6 deletions
diff --git a/bits/environments.h b/bits/environments.h
index f3af20655a..a16cf2284d 100644
--- a/bits/environments.h
+++ b/bits/environments.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1999, 2001 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
@@ -27,32 +27,46 @@
    `-1' means it is never supported.  Undefined means it cannot be
    statically decided.
 
-   _XBS5_ILP32_OFF32	32bit int, long, pointers, and off_t type
-   _XBS5_ILP32_OFFBIG	32bit int, long, and pointers and larger off_t type
+   _POSIX_V6_ILP32_OFF32   32bit int, long, pointers, and off_t type
+   _POSIX_V6_ILP32_OFFBIG  32bit int, long, and pointers and larger off_t type
 
-   _XBS5_LP64_OFF32	64bit long and pointers and 32bit off_t type
-   _XBS5_LPBIG_OFFBIG	64bit long and pointers and large off_t type
+   _POSIX_V6_LP64_OFF32	   64bit long and pointers and 32bit off_t type
+   _POSIX_V6_LPBIG_OFFBIG  64bit long and pointers and large off_t type
+
+   The macros _XBS5_ILP32_OFF32, _XBS5_ILP32_OFFBIG, _XBS5_LP64_OFF32, and
+   _XBS5_LPBIG_OFFBIG were used in previous versions of the Unix standard
+   and are available only for compatibility.
 */
 
 #if __WORDSIZE == 64
 
 /* We can never provide environments with 32-bit wide pointers.  */
+# define _POSIX_V6_ILP32_OFF32	-1
+# define _POSIX_V6_ILP32_OFFBIG	-1
 # define _XBS5_ILP32_OFF32	-1
 # define _XBS5_ILP32_OFFBIG	-1
 
 /* By default we have 64-bit wide `long int', pointers and `off_t'.  */
+# define _POSIX_V6_LP64_OFF32	1
+# define _POSIX_V6_LPBIG_OFFBIG	1
 # define _XBS5_LP64_OFF32	1
 # define _XBS5_LPBIG_OFFBIG	1
 
 #else /* __WORDSIZE == 32 */
 
-/* By default we have 32-bit wide `int', `long int', pointers and `off_t'.  */
+/* By default we have 32-bit wide `int', `long int', pointers and `off_t'
+   and all platforms support LFS.  */
+# define _POSIX_V6_ILP32_OFF32	1
+# define _POSIX_V6_ILP32_OFFBIG	1
 # define _XBS5_ILP32_OFF32	1
+# define _XBS5_ILP32_OFFBIG	1
 
 /* We optionally provide an environment with the above size but an 64-bit
    side `off_t'.  Therefore we don't define _XBS5_ILP32_OFFBIG.  */
 
 /* We can never provide environments with 64-bit wide pointers.  */
+# define _POSIX_V6_LP64_OFF64	-1
+# define _POSIX_V6_LPBIG_OFFBIG	-1
 # define _XBS5_LP64_OFF64	-1
 # define _XBS5_LPBIG_OFFBIG	-1