screen_count - gives number of back-end screens

       Takes xosd * osd as an argument, representing the X11 connection

       libXosd team at Western Washington University

X OSD Library                                      2022-11-04                                    screen_count(3)

       screen_count gives an integer representing the number of screens on the X11 connection

       screen_count - gives number of back-end screens

       Returns nscreens, which is the number of back-end screens i.e. physical monitors or analogues

       int screen_count(xosd * osd)