/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
*/
/* Copyright (c) 1988 AT&T */
/* All Rights Reserved */
#include "lint.h"
#include <string.h>
#include <ctype.h>
/*
* strcasestr() locates the first occurrence in the string s1 of the
* sequence of characters (excluding the terminating null character)
* in the string s2, ignoring case. strcasestr() returns a pointer
* to the located string, or a null pointer if the string is not found.
* If s2 is empty, the function returns s1.
*/
char *
{
int c;
return ((char *)us1);
while (*us1 != '\0') {
continue;
if (c == '\0')
return ((char *)tptr - 1);
}
}
return (NULL);
}