Provided by: libx11-xcb-perl_0.15-2_amd64 bug

NAME
       X11::XCB::Atom - wraps an X11 atom


METHODS
   exists
       Returns whether this atom actually exists. If the id of the atom has not been requested before, this
       generates a round-trip to the x server. This is very likely, as id() dies if the atom does not exist.

perl v5.22.1                                       2016-01-13                                X11::XCB::Atom(3pm)