Determines whether the plugins enabled or not
PRL_RESULT PrlDispCfg_ArePluginsEnabled( PRL_HANDLE hDispConfig, PRL_BOOL_PTR pbIsPluginsAllowed );
PrlApiDisp.h
PRL_RESULT. Possible values are:
PRL_ERR_INVALID_ARG - invalid handle or null pointer was passed.
PRL_ERR_SUCCESS - function completed successfully.