Undefined setup() and loop()

[PARoby]

I can't make PS2X_lib.cpp a library because Arduino says:

PS2X_lib.cpp:6: error: unterminated #else
#if ARDUINO > 22
^
exit status 1
unterminated #else

and for PS2X_lib.h, it says:

Archiving built core (caching) in: /var/folders/ps/0p5g4lb54152xx5zmb1h5k180000gn/T/arduino_cache_827109/core/core_arduino_avr_uno_cd6542aa3ca11c3dde011c642ad7cbf2.a
/var/folders/ps/0p5g4lb54152xx5zmb1h5k180000gn/T//cciOf0PX.ltrans0.ltrans.o: In function 'main':
/private/var/folders/ps/0p5g4lb54152xx5zmb1h5k180000gn/T/AppTranslocation/7956EF4A-5F6B-4626-B17F-4FD18720B300/d/Arduino.app/Contents/Java/hardware/arduino/avr/cores/arduino/main.cpp:43: undefined reference to 'setup'
/private/var/folders/ps/0p5g4lb54152xx5zmb1h5k180000gn/T/AppTranslocation/7956EF4A-5F6B-4626-B17F-4FD18720B300/d/Arduino.app/Contents/Java/hardware/arduino/avr/cores/arduino/main.cpp:46: undefined reference to 'loop'
collect2: error: ld returned 1 exit status
exit status 1

what am I suppose to do?