|| Specifies the connection to the X server.
function returns the RESOURCE_MANAGER property from the server's root
window of screen zero, which was returned when the connection was opened using
The property is converted from type STRING to the current locale.
The conversion is identical to that produced by
for a single element STRING property.
The returned string is owned by Xlib and should not be freed by the client.
The property value must be in a format that is acceptable to
If no property exists, NULL is returned.
"Creating and Storing Databases".
Christophe Tronche, email@example.com