/*
 * $Copyright:	$
 * Copyright (c) 1984, 1985, 1986, 1987, 1988, 1989, 1990 
 * Sequent Computer Systems, Inc.   All rights reserved.
 *  
 * This software is furnished under a license and may be used
 * only in accordance with the terms of that license and with the
 * inclusion of the above copyright notice.   This software may not
 * be provided or otherwise made available to, or used by, any
 * other person.  No title to or ownership of the software is
 * hereby transferred."
 *
 */
/*	Copyright (c) 1984 AT&T	*/
/*	  All Rights Reserved  	*/

/*	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T	*/
/*	The copyright notice above does not evidence any   	*/
/*	actual or intended publication of such source code.	*/

#ident	"$Header: case.c 1.2 89/10/10 $@(#)subndx:case.c	1.3"
/*
	ulcase searches the input string for any upper case letters and
	changes them to lower case. It returns a 1 if a change is made,
	and 0 if none.
*/


ulcase (string)
char	*string;
{
	int	chg = 0;
	int	lcase = 'a' - 'A';
	char	*ch ;

	ch = string;					/*get first character*/
	while (*ch != '\0') {
		if (*ch >= 'A' && *ch <= 'Z')		/*if upper case */ {
			*ch += lcase;			/*change to lower case*/
			chg = 1;
		}
		ch++;					/*get next character in string*/
	}
	return (chg);
}


