HelenOS sources
KC_BACKTICK 93 uspace/drv/hid/adb-kbd/ctl.c [0x32] = KC_BACKTICK,
KC_BACKTICK 56 uspace/drv/hid/atkbd/atkbd.c [0x0e] = KC_BACKTICK,
KC_BACKTICK 99 uspace/drv/hid/usbhid/kbd/conv.c [0x35] = KC_BACKTICK,
KC_BACKTICK 48 uspace/drv/hid/xtkbd/xtkbd.c [0x29] = KC_BACKTICK,
KC_BACKTICK 422 uspace/lib/vt/src/vt100.c vt100_key(vt, KM_ALT, KC_BACKTICK, c);
KC_BACKTICK 1100 uspace/lib/vt/src/vt100.c vt100_key(vt, 0, KC_BACKTICK, c);
KC_BACKTICK 1260 uspace/lib/vt/src/vt100.c vt100_key(vt, KM_SHIFT, KC_BACKTICK, c);
KC_BACKTICK 76 uspace/srv/hid/input/ctl/stty.c 0, KC_BACKTICK, 0x60, GSP_END,
KC_BACKTICK 138 uspace/srv/hid/input/ctl/stty.c KM_SHIFT, KC_BACKTICK, 0x7e, GSP_END,
KC_BACKTICK 259 uspace/srv/hid/input/ctl/stty.c KM_ALT, KC_BACKTICK, 0x1b, 0x60, GSP_END,
KC_BACKTICK 140 uspace/srv/hid/input/ctl/sun.c [0x2a] = KC_BACKTICK,
KC_BACKTICK 55 uspace/srv/hid/input/layout/ar.c [KC_BACKTICK] = L'ذ',
KC_BACKTICK 113 uspace/srv/hid/input/layout/ar.c [KC_BACKTICK] = L'ّ',
KC_BACKTICK 128 uspace/srv/hid/input/layout/cz.c [KC_BACKTICK] = ';',
KC_BACKTICK 120 uspace/srv/hid/input/layout/fr_azerty.c [KC_BACKTICK] = L'²',
KC_BACKTICK 150 uspace/srv/hid/input/layout/fr_azerty.c [KC_BACKTICK] = '~',
KC_BACKTICK 120 uspace/srv/hid/input/layout/us_dvorak.c [KC_BACKTICK] = '`',
KC_BACKTICK 150 uspace/srv/hid/input/layout/us_dvorak.c [KC_BACKTICK] = '~',
KC_BACKTICK 116 uspace/srv/hid/input/layout/us_qwerty.c [KC_BACKTICK] = '`',
KC_BACKTICK 145 uspace/srv/hid/input/layout/us_qwerty.c [KC_BACKTICK] = '~',
HelenOS homepage, sources at GitHub