timeIntervalSinceDate_ method
Implementation
double timeIntervalSinceDate_(NSDate anotherDate) {
return _lib._objc_msgSend_useVariants1
? _lib._objc_msgSend_166_fpret(
_id, _lib._sel_timeIntervalSinceDate_1, anotherDate._id)
: _lib._objc_msgSend_166(
_id, _lib._sel_timeIntervalSinceDate_1, anotherDate._id);
}