1#include <fenv.h>
2#include <features.h>
3
4/* __fesetround wrapper for arch independent argument check */
5
6hidden int __fesetround(int);
7
8int fesetround(int r)
9{
10 if (r != FE_TONEAREST
11#ifdef FE_DOWNWARD
12 && r != FE_DOWNWARD
13#endif
14#ifdef FE_UPWARD
15 && r != FE_UPWARD
16#endif
17#ifdef FE_TOWARDZERO
18 && r != FE_TOWARDZERO
19#endif
20 )
21 return -1;
22 return __fesetround(r);
23}