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/*
* libcompat - system compatibility library
*
* Copyright © 1995 Ian Jackson <ian@chiark.greenend.org.uk>
*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <string.h>
#include <stdlib.h>
int
unsetenv(const char *p)
{
char *q;
q = malloc(strlen(p) + 3);
if (!q)
return -1;
strcpy(q, p);
strcat(q, "=");
return putenv(q);
}
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