/******************************************************************************

            Copyright (c) 1996 - 2004  --  University of Washington

******************************************************************************/

#ifndef _ZUTIL_H_
#define _ZUTIL_H_

int gcd(int, int); /* greatest common divisor */
int lcm(int, int); /* least common multiple   */

char* vstr(char* fmt, ...); /* return variable size string */

#endif
