message: fegetround is implemented in openlibm, remove no_mangle
diff: @@ -28,7 +28,7 @@ pub unsafe extern "C" fn fegetexceptflag(flagp: *mut fexcept_t, excepts: c_int)
  unimplemented!();
  }
  -#[no_mangle]
  +// #[no_mangle]
  pub unsafe extern "C" fn fegetround() -> c_int {
  FE_TONEAREST
  }
  