/*	@(#)r_mod.c	2.1 	*/
double r_mod(x,y)
float *x, *y;
{
double floor(), quotient;
if( (quotient = *x / *y) >= 0)
	quotient = floor(quotient);
else
	quotient = -floor(-quotient);
return(*x - (*y) * quotient );
}
