diff options
Diffstat (limited to 'sysdeps/generic/setenv.c')
-rw-r--r-- | sysdeps/generic/setenv.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/sysdeps/generic/setenv.c b/sysdeps/generic/setenv.c index 9403ccb..6d0c231 100644 --- a/sysdeps/generic/setenv.c +++ b/sysdeps/generic/setenv.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1992, 1995, 1996 Free Software Foundation, Inc. +/* Copyright (C) 1992, 1995, 1996, 1997 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 @@ -21,6 +21,12 @@ #endif #include <errno.h> +#if !_LIBC +# if !defined(errno) && !defined(HAVE_ERRNO_DECL) +extern int errno; +# endif +# define __set_errno(ev) ((errno) = (ev)) +#endif #if _LIBC || HAVE_STDLIB_H # include <stdlib.h> @@ -32,11 +38,14 @@ # include <unistd.h> #endif -#if _LIBC - 0 == 0 +#if !_LIBC # define __environ environ +# ifndef HAVE_ENVIRON_DECL +extern char **environ; +# endif #endif -#if _LIBC - 0 +#if _LIBC /* This lock protects against simultaneous modifications of `environ'. */ # include <libc-lock.h> __libc_lock_define_initialized (static, envlock) |