Add the DragonFly cvs id and perform general cleanups on cvs/rcs/sccs ids. Most
[dragonfly.git] / contrib / libf2c / libF77 / r_nint.c
1 #include "f2c.h"
2
3 #ifdef KR_headers
4 double floor();
5 double r_nint(x) real *x;
6 #else
7 #undef abs
8 #include <math.h>
9 double r_nint(real *x)
10 #endif
11 {
12 return( (*x)>=0 ?
13         floor(*x + .5) : -floor(.5 - *x) );
14 }