HelenOS sources
KC_S 754 uspace/app/edit/edit.c case KC_S:
KC_S 310 uspace/app/fontedit/fontedit.c case KC_S:
KC_S 401 uspace/dist/src/c/demos/edit/edit.c case KC_S:
KC_S 44 uspace/drv/hid/adb-kbd/ctl.c [0x01] = KC_S,
KC_S 92 uspace/drv/hid/atkbd/atkbd.c [0x1b] = KC_S,
KC_S 65 uspace/drv/hid/usbhid/kbd/conv.c [0x16] = KC_S,
KC_S 84 uspace/drv/hid/xtkbd/xtkbd.c [0x1f] = KC_S,
KC_S 504 uspace/lib/vt/src/vt100.c vt100_key(vt, KM_ALT, KC_S, c);
KC_S 1190 uspace/lib/vt/src/vt100.c vt100_key(vt, 0, KC_S, c);
KC_S 1342 uspace/lib/vt/src/vt100.c vt100_key(vt, KM_SHIFT, KC_S, c);
KC_S 1456 uspace/lib/vt/src/vt100.c vt100_key(vt, KM_CTRL, KC_S, c);
KC_S 111 uspace/srv/hid/input/ctl/stty.c 0, KC_S, 0x73, GSP_END,
KC_S 169 uspace/srv/hid/input/ctl/stty.c KM_SHIFT, KC_S, 0x53, GSP_END,
KC_S 243 uspace/srv/hid/input/ctl/stty.c KM_CTRL, KC_S, 0x13, GSP_END,
KC_S 290 uspace/srv/hid/input/ctl/stty.c KM_ALT, KC_S, 0x1b, 0x73, GSP_END,
KC_S 176 uspace/srv/hid/input/ctl/sun.c [0x4e] = KC_S,
KC_S 94 uspace/srv/hid/input/layout/ar.c [KC_S] = L'س',
KC_S 152 uspace/srv/hid/input/layout/ar.c [KC_S] = L'ٍ',
KC_S 78 uspace/srv/hid/input/layout/cz.c [KC_S] = 's',
KC_S 109 uspace/srv/hid/input/layout/cz.c [KC_S] = 'S',
KC_S 234 uspace/srv/hid/input/layout/cz.c [KC_S] = L'š',
KC_S 248 uspace/srv/hid/input/layout/cz.c [KC_S] = L'Š',
KC_S 66 uspace/srv/hid/input/layout/fr_azerty.c [KC_S] = 's',
KC_S 97 uspace/srv/hid/input/layout/fr_azerty.c [KC_S] = 'S',
KC_S 63 uspace/srv/hid/input/layout/us_dvorak.c [KC_S] = 'o',
KC_S 96 uspace/srv/hid/input/layout/us_dvorak.c [KC_S] = 'O',
KC_S 66 uspace/srv/hid/input/layout/us_qwerty.c [KC_S] = 's',
KC_S 97 uspace/srv/hid/input/layout/us_qwerty.c [KC_S] = 'S',
HelenOS homepage, sources at GitHub