services_discovery_t *p_sd = ( services_discovery_t* )userdata;
services_discovery_sys_t *p_sys = p_sd->p_sys;
if( event == AVAHI_BROWSER_NEW )
services_discovery_t *p_sd = ( services_discovery_t* )userdata;
services_discovery_sys_t *p_sys = p_sd->p_sys;
if( event == AVAHI_BROWSER_NEW )