Add copyright

[unix-history] / usr / src / usr.bin / f77 / libF77 / d_abs.c

/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved.  The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*
*      @(#)d_abs.c     5.1     %G%
*/

double d_abs(x)
double *x;
{
if(*x >= 0)
       return(*x);
return(- *x);
}