Pristine Ack-5.5

[Ack-5.5.git] / lang / fortran / lib / libF77 / r_sign.c

#include "f2c.h"

double r_sign(a,b)
real *a, *b;
{
double x;
x = (*a >= 0 ? *a : - *a);
return( *b >= 0 ? x : -x);
}