Closes #3999: Compilation error with BEEPER_PIN -1
@ -27,8 +27,6 @@
#if ENABLED(ULTRA_LCD)
#include "buzzer.h"
#define BUTTON_EXISTS(BN) (defined(BTN_## BN) && BTN_## BN >= 0)
#define BUTTON_PRESSED(BN) !READ(BTN_## BN)