Tidy 40percentclub boards (#4403)

* Remove unnecessary re-definitions for XXXXXXX and _______

* Update 6lit to use KC_NO in layout macros

* Update rules.mk to follow current template

* Remove use of deprecated function action_get_macro - unused and contents were from old template

* Remove use of deprecated function action_get_macro - all code was commented out

* Remove use of deprecated function action_get_macro - convert macro to use process_record_user

* Convert keymap to consistent use of _______

* fix use of old style header guards

* Swap KC_NO for XXXXXXX macro since the swap to the macro for KC_TRANS

* Resolve use of ?= in rules.mk files

* Remove duplication of rules.mk and config.h in gherkin mjt keymap

* Remove unnecessary #includes

* Align layout macros so foobar can use gherkin keymaps

* Align 6lit layout macros with foobar

* Remove ifndef QUANTUM_DIR from keymaps

4 files changed, 35 insertions, 44 deletions

diff --git a/keyboards/40percentclub/mf68_ble/config.h b/keyboards/40percentclub/mf68_ble/config.h
index 83c0a7a5ac..e7edd77fe6 100644
--- a/keyboards/40percentclub/mf68_ble/config.h
+++ b/keyboards/40percentclub/mf68_ble/config.h
@@ -15,8 +15,7 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#ifndef CONFIG_H
-#define CONFIG_H
+#pragma once
 
 #include "config_common.h"
 
@@ -158,5 +157,3 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //#define NO_ACTION_ONESHOT
 //#define NO_ACTION_MACRO
 //#define NO_ACTION_FUNCTION
-
-#endif
diff --git a/keyboards/40percentclub/mf68_ble/keymaps/default/keymap.c b/keyboards/40percentclub/mf68_ble/keymaps/default/keymap.c
index 73045f3107..ae7e7297cb 100644
--- a/keyboards/40percentclub/mf68_ble/keymaps/default/keymap.c
+++ b/keyboards/40percentclub/mf68_ble/keymaps/default/keymap.c
@@ -51,18 +51,3 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  /*`ctrl-+-gui-+-alt-+----------space---------------+-fn---+-alt-+ctrl-'   `left+down+rght' */
   )
 };
-
-const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
-{
-  // MACRODOWN only works in this function
-      switch(id) {
-        case 0:
-          if (record->event.pressed) {
-            register_code(KC_RSFT);
-          } else {
-            unregister_code(KC_RSFT);
-          }
-        break;
-      }
-    return MACRO_NONE;
-};
diff --git a/keyboards/40percentclub/mf68_ble/mf68_ble.h b/keyboards/40percentclub/mf68_ble/mf68_ble.h
index 8ef14c98d4..a34f9cde8d 100644
--- a/keyboards/40percentclub/mf68_ble/mf68_ble.h
+++ b/keyboards/40percentclub/mf68_ble/mf68_ble.h
@@ -1,5 +1,4 @@
-#ifndef MF68_BLE_H
-#define MF68_BLE_H
+#pragma once
 
 #include "quantum.h"
 
@@ -36,5 +35,3 @@
     KC_##K60, KC_##K61, KC_##K62, KC_##K63, KC_##K64, KC_##K65, KC_##K66, KC_##K67, KC_##K68, \
     KC_##K70, KC_##K71, KC_##K72, KC_##K73, KC_##K74 \
 )
-
-#endif
diff --git a/keyboards/40percentclub/mf68_ble/rules.mk b/keyboards/40percentclub/mf68_ble/rules.mk
index 07b59d7853..2ca811833c 100644
--- a/keyboards/40percentclub/mf68_ble/rules.mk
+++ b/keyboards/40percentclub/mf68_ble/rules.mk
@@ -1,4 +1,3 @@
-
 # MCU name
 MCU = atmega32u4
 
@@ -39,29 +38,42 @@ F_USB = $(F_CPU)
 OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
 
 
-# Boot Section Size in *bytes*
-#   Teensy halfKay   512
-#   Teensy++ halfKay 1024
-#   Atmel DFU loader 4096
-#   LUFA bootloader  4096
-#   USBaspLoader     2048
-OPT_DEFS += -DBOOTLOADER_SIZE=4096
+# Bootloader selection
+#   Teensy       halfkay
+#   Pro Micro    caterina
+#   Atmel DFU    atmel-dfu
+#   LUFA DFU     lufa-dfu
+#   QMK DFU      qmk-dfu
+#   atmega32a    bootloadHID
+BOOTLOADER = caterina
+
+
+# If you don't know the bootloader type, then you can specify the
+# Boot Section Size in *bytes* by uncommenting out the OPT_DEFS line
+#   Teensy halfKay      512
+#   Teensy++ halfKay    1024
+#   Atmel DFU loader    4096
+#   LUFA bootloader     4096
+#   USBaspLoader        2048
+# OPT_DEFS += -DBOOTLOADER_SIZE=4096
+
 
 # Build Options
 #   change yes to no to disable
 #
-BOOTMAGIC_ENABLE ?= no      # Virtual DIP switch configuration(+1000)
-MOUSEKEY_ENABLE ?= yes       # Mouse keys(+4700)
-EXTRAKEY_ENABLE ?= yes       # Audio control and System control(+450)
-CONSOLE_ENABLE ?= yes        # Console for debug(+400)
-COMMAND_ENABLE ?= yes        # Commands for debug and configuration
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = yes       # Mouse keys(+4700)
+EXTRAKEY_ENABLE = yes       # Audio control and System control(+450)
+CONSOLE_ENABLE = yes        # Console for debug(+400)
+COMMAND_ENABLE = yes        # Commands for debug and configuration
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
-SLEEP_LED_ENABLE ?= no       # Breathing sleep LED during USB suspend
+SLEEP_LED_ENABLE = no       # Breathing sleep LED during USB suspend
 # if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
-NKRO_ENABLE ?= no            # USB Nkey Rollover
-BACKLIGHT_ENABLE ?= no      # Enable keyboard backlight functionality on B7 by default
-MIDI_ENABLE ?= no            # MIDI controls
-UNICODE_ENABLE ?= no         # Unicode
-BLUETOOTH_ENABLE ?= no       # Enable Bluetooth with the Adafruit EZ-Key HID
-AUDIO_ENABLE ?= no           # Audio output on port C6
-BLUETOOTH = AdafruitBLE
\ No newline at end of file
+NKRO_ENABLE = no            # USB Nkey Rollover
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality on B7 by default
+MIDI_ENABLE = no            # MIDI controls
+UNICODE_ENABLE = no         # Unicode
+BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
+AUDIO_ENABLE = no           # Audio output on port C6
+
+BLUETOOTH = AdafruitBLE