Copy stable/8 to releng/8.1 in preparation for 8.1-RC1.

[FreeBSD/releng/8.1.git] / contrib / libf2c / libF77 / d_sign.c

#include "f2c.h"

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