BSD 4 development

[unix-history] / usr / src / lib / libF77 / d_mod.c

double d_mod(x,y)
double *x, *y;
{
double floor(), quotient;
if( (quotient = *x / *y) >= 0)
       quotient = floor(quotient);
else
       quotient = -floor(-quotient);
return(*x - (*y) * quotient );
}