vial/combo: prototype

quantum/process_keycode/process_combo.c

@@ -126,6 +126,10 @@ bool process_combo(uint16_t keycode, keyrecord_t *record) {
     drop_buffer                = false;
     bool no_combo_keys_pressed = true;
 
+    if (keycode == KC_NO) {
+        return true;
+    }
+
     if (keycode == CMB_ON && record->event.pressed) {
         combo_enable();
         return true;

quantum/process_keycode/process_combo.h

@@ -16,6 +16,10 @@
 
 #pragma once
 
+#ifdef VIAL_ENABLE
+#include "vial.h"
+#endif
+
 #include "progmem.h"
 #include "quantum.h"
 #include <stdint.h>