Returns an OSSymbol created from a C string, without copying that string, or the existing unique instance of the same value.
The C string to look up or use.
An instance of OSSymbol representing the same characters as
Avoid using this function; OSSymbols should own their internal string buffers.
This function returns the unique OSSymbol instance representing the string value of
c. You can compare it with other OSSymbols using the
OSSymbols are reference-counted normally. This function either returns a new OSSymbol with a retain count of 1, or increments the retain count of the existing instance.