HelenOS sources
KC_F11 146 uspace/drv/hid/adb-kbd/ctl.c [0x67] = KC_F11,
KC_F11 139 uspace/drv/hid/atkbd/atkbd.c [0x78] = KC_F11,
KC_F11 116 uspace/drv/hid/usbhid/kbd/conv.c [0x44] = KC_F11,
KC_F11 131 uspace/drv/hid/xtkbd/xtkbd.c [0x57] = KC_F11,
KC_F11 911 uspace/lib/vt/src/vt100.c vt100_key(vt, 0, KC_F11, 0);
KC_F11 212 uspace/srv/hid/input/ctl/stty.c 0, KC_F11, 0x1b, 0x5b, 0x32, 0x33, 0x7e, GSP_END,
KC_F11 107 uspace/srv/hid/input/ctl/sun.c [0x09] = KC_F11,
HelenOS homepage, sources at GitHub