sf_name A name used for debug purposes. Declarationchar *sf_name; See AlsoFieldssf_handlesf_flagssf_unregisteredsf_attachsf_detachsf_notifysf_data_insf_data_outsf_connect_insf_connect_outsf_bindsf_setoptionsf_getoptionsf_listensf_ioctlsf_lensf_ext_acceptsf_ext_rsvd