#include <fenv.h>

/* __fesetround wrapper for arch independent argument check */

int __fesetround(int);

int fesetround(int r) {
    if (r &
        ~(FE_TONEAREST
#ifdef FE_DOWNWARD
          | FE_DOWNWARD
#endif
#ifdef FE_UPWARD
          | FE_UPWARD
#endif
#ifdef FE_TOWARDZERO
          | FE_TOWARDZERO
#endif
          ))
        return -1;
    return __fesetround(r);
}