pub unsafe extern "C" fn FREGetObjectAsDouble( object: *mut c_void, value: *mut f64, ) -> FREResult
FREResult::FRE_OK
FREResult::FRE_TYPE_MISMATCH
FREResult::FRE_INVALID_OBJECT
FREResult::FRE_INVALID_ARGUMENT
FREResult::FRE_WRONG_THREAD