HelenOS sources
KC_PAUSE 156 uspace/drv/hid/adb-kbd/ctl.c [0x71] = KC_PAUSE,
KC_PAUSE 121 uspace/drv/hid/usbhid/kbd/conv.c [0x48] = KC_PAUSE,
KC_PAUSE 167 uspace/drv/hid/xtkbd/xtkbd.c [0x46] = KC_PAUSE,
KC_PAUSE 291 uspace/drv/hid/xtkbd/xtkbd.c push_event(kbd->client_sess, evtype, KC_PAUSE);
KC_PAUSE 974 uspace/lib/vt/src/vt100.c vt100_key(vt, 0, KC_PAUSE, 0);
KC_PAUSE 216 uspace/srv/hid/input/ctl/stty.c 0, KC_PAUSE, 0x1b, 0x5b, 0x32, 0x38, 0x7e, GSP_END,
KC_PAUSE 119 uspace/srv/hid/input/ctl/sun.c [0x15] = KC_PAUSE,
HelenOS homepage, sources at GitHub