#include #include /* __fesetround wrapper for arch independent argument check */ hidden int __fesetround(int); int fesetround(int r) { if (r != FE_TONEAREST #ifdef FE_DOWNWARD && r != FE_DOWNWARD #endif #ifdef FE_UPWARD && r != FE_UPWARD #endif #ifdef FE_TOWARDZERO && r != FE_TOWARDZERO #endif ) return -1; return __fesetround(r); }