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-rw-r--r--sysdeps/mach/hurd/bits/environments.h27
1 files changed, 24 insertions, 3 deletions
diff --git a/sysdeps/mach/hurd/bits/environments.h b/sysdeps/mach/hurd/bits/environments.h
index 530a4f5406..e25499a642 100644
--- a/sysdeps/mach/hurd/bits/environments.h
+++ b/sysdeps/mach/hurd/bits/environments.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 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
@@ -20,13 +20,34 @@
# error "Never include this file directly. Use <unistd.h> instead"
#endif
-/* By default we have 32-bit wide `int', `long int', pointers and `off_t'. */
+/* This header should define the following symbols under the described
+ situations. A value `1' means that the model is always supported,
+ `-1' means it is never supported. Undefined means it cannot be
+ statically decided.
+
+ _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
+
+ _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.
+*/
+
+/* By default we have 32-bit wide `int', `long int', pointers and
+ `off_t'. */
+#define _POSIX_V6_ILP32_OFF32 1
#define _XBS5_ILP32_OFF32 1
/* We can never (yet) provide an environment with the above size but
a 64-bit size `off_t'. */
-#define _XBS5_ILP32_OFFBIG -1
+#define _POSIX_V6_ILP32_OFFBIG -1
+#define _XBS5_ILP32_OFFBIG -1
/* 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