increaseLengthBy_ method
Implementation
void increaseLengthBy_(int extraLength) {
_lib._objc_msgSend_469(_id, _lib._sel_increaseLengthBy_1, extraLength);
}
void increaseLengthBy_(int extraLength) {
_lib._objc_msgSend_469(_id, _lib._sel_increaseLengthBy_1, extraLength);
}