XGetXCBConnection - get the XCB connection for an Xlib Display
xcb_connection_t *XGetXCBConnection(Display *dpy);
- Specifies the connection to the X server.
function returns the XCB connection associated with
an Xlib Display. Clients can use this XCB connection with functions from the
XCB library, just as they would with an XCB connection created with XCB.
Callers of this function must link to libX11-xcb and a version of Xlib built
with XCB support.
Xlib - C Language X Interface