#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);
}