Symbol: BTN_Y
sys/dev/hid/hidwacom.c
89
BTN_8, BTN_9, BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z, /* buf[10] */
usr.sbin/moused/moused/event-names.h
1053
{ .name = "BTN_Y", .value = BTN_Y },