In file included from sketch_jan21a.ino:15:
/Users/gbf/Documents/Arduino/libraries/LiquidCrystal/LiquidCrystal.h:82: error: conflicting return type specified for 'virtual void LiquidCrystal::write(uint8_t)'
/Applications/Arduino.app/Contents/Resources/Java/hardware/arduino/cores/arduino/Print.h:48: error: overriding 'virtual size_t Print::write(uint8_t)'