Fix BTN_BACK

Followup to #9835
6 years ago · bd0967ad87
1 changed files with 1 additions and 1 deletions
--- a/Marlin/src/lcd/ultralcd.h
+++ b/Marlin/src/lcd/ultralcd.h
@ -121,7 +121,7 @@

    #if BUTTON_EXISTS(BACK)
      #define BLEN_D 3
-      #define EN_D BIT(BLEN_D)
+      #define EN_D _BV(BLEN_D)
      #define LCD_BACK_CLICKED (buttons & EN_D)
    #endif