diff options
Diffstat (limited to 'lib/roken/unsetenv.c')
| -rw-r--r-- | lib/roken/unsetenv.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/lib/roken/unsetenv.c b/lib/roken/unsetenv.c index 54cf7b77dc90..55ba5e36d9e9 100644 --- a/lib/roken/unsetenv.c +++ b/lib/roken/unsetenv.c @@ -1,23 +1,23 @@ /* - * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska Högskolan + * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska Högskolan * (Royal Institute of Technology, Stockholm, Sweden). * All rights reserved. - * + * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: - * + * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. - * + * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. - * + * * 3. Neither the name of the Institute nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. - * + * * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE @@ -31,22 +31,21 @@ * SUCH DAMAGE. */ -#ifdef HAVE_CONFIG_H #include <config.h> -RCSID("$Id: unsetenv.c 14773 2005-04-12 11:29:18Z lha $"); -#endif #include <stdlib.h> #include <string.h> #include "roken.h" +#if !HAVE_DECL_ENVIRON extern char **environ; +#endif /* * unsetenv -- */ -void ROKEN_LIB_FUNCTION +ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL unsetenv(const char *name) { int len; @@ -59,7 +58,7 @@ unsetenv(const char *name) for (np = name; *np && *np != '='; np++) /* nop */; len = np - name; - + for (p = environ; *p != 0; p++) if (strncmp(*p, name, len) == 0 && (*p)[len] == '=') break; |