STATE_DIGIT 672 uspace/app/calculator/calculator.c state = STATE_DIGIT; STATE_DIGIT 676 uspace/app/calculator/calculator.c state = STATE_DIGIT; STATE_DIGIT 681 uspace/app/calculator/calculator.c case STATE_DIGIT: STATE_DIGIT 724 uspace/app/calculator/calculator.c state = STATE_DIGIT;HelenOS homepage, sources at GitHub