DESCRIPTION
       glXGetCurrentContext  returns  the  current  context,  as  specified  by
       glXMakeCurrent.  If there is no current context, NULL is returned.

       glXGetCurrentContext returns client-side information.  It does not  make
       a round trip to the server.

SEE ALSO
       glXCreateContext,      glXGetCurrentDisplay,      glXGetCurrentDrawable,
       glXMakeCurrent

                                                       GLXGETCURRENTCONTEXT(3G)