sf_getoption Your function for handling getsockopt. May be null. Declarationsf_getoption_func sf_getoption; See AlsoFieldssf_handlesf_flagssf_namesf_unregisteredsf_attachsf_detachsf_notifysf_data_insf_data_outsf_connect_insf_connect_outsf_bindsf_setoptionsf_listensf_ioctlsf_lensf_ext_acceptsf_ext_rsvd