Get the keyboard device ID of the core X11 keyboard.
@param connection An XCB connection to the X server.
@returns A device ID which may be used with other xkb_x11_* functions, or -1 on failure.
See Implementation
Get the keyboard device ID of the core X11 keyboard.
@param connection An XCB connection to the X server.
@returns A device ID which may be used with other xkb_x11_* functions, or -1 on failure.