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BSD 4.2

/*	nice.c	4.1	83/05/30	*/

#include <sys/time.h>
#include <sys/resource.h>

/*
 * Backwards compatible nice.
 */
nice(incr)
	int incr;
{
	int prio;
	extern int errno;

	errno = 0;
	prio = getpriority(PRIO_PROCESS, 0);
	if (prio == -1 && errno)
		return (-1);
	return (setpriority(PRIO_PROCESS, 0, prio + incr));
}

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