XCB_XKB_ACTION_MESSAGE_FLAG_ON_RELEASE

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
extern (C)
alias XCB_XKB_ACTION_MESSAGE_FLAG_ON_RELEASE = xcb_xkb_action_message_flag_t.XCB_XKB_ACTION_MESSAGE_FLAG_ON_RELEASE

Meta