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author | Paul Eggert <eggert@cs.ucla.edu> | 2004-11-03 07:44:15 +0000 |
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committer | Paul Eggert <eggert@cs.ucla.edu> | 2004-11-03 07:44:15 +0000 |
commit | 5a5367474b6808f488d4b0e74ba30bebfdc882f3 (patch) | |
tree | f52115c051496683e41fd9f7c1f9ad4935e66940 /lib/setenv.h | |
parent | 47bcfc54da3d26655f0c151f214a29cf58711765 (diff) | |
download | coreutils-5a5367474b6808f488d4b0e74ba30bebfdc882f3.tar.xz |
Sync from gnulib.
Diffstat (limited to 'lib/setenv.h')
-rw-r--r-- | lib/setenv.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/lib/setenv.h b/lib/setenv.h index 1c69ac3e4..7ac5ae645 100644 --- a/lib/setenv.h +++ b/lib/setenv.h @@ -1,5 +1,5 @@ /* Setting environment variables. - Copyright (C) 2001-2003 Free Software Foundation, Inc. + Copyright (C) 2001-2004 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -34,7 +34,15 @@ extern int setenv (const char *name, const char *value, int replace); #endif -#if !HAVE_UNSETENV +#if HAVE_UNSETENV + +# if VOID_UNSETENV +/* On some systems, unsetenv() returns void. + This is the case for FreeBSD 4.8, NetBSD 1.6, OpenBSD 3.4. */ +# define unsetenv(name) ((unsetenv)(name), 0) +# endif + +#else /* Remove the variable NAME from the environment. */ extern int unsetenv (const char *name); |