BTN_FORWARD 360 include/dt-bindings/input/linux-event-codes.h #define BTN_FORWARD 0x115 BTN_FORWARD 360 include/uapi/linux/input-event-codes.h #define BTN_FORWARD 0x115 BTN_FORWARD 360 scripts/dtc/include-prefixes/dt-bindings/input/linux-event-codes.h #define BTN_FORWARD 0x115