lcd_control_retract_menu() is conditional.
@ -61,7 +61,9 @@ static void lcd_control_volumetric_menu();
#ifdef DOGLCD
static void lcd_set_contrast();
#endif
#ifdef FWRETRACT
static void lcd_control_retract_menu();
static void lcd_sdcard_menu();
#ifdef DELTA_CALIBRATION_MENU