subject_null_p 1049 source4/heimdal/lib/hx509/cert.c if (!subject_null_p(current->data)) { subject_null_p 1790 source4/heimdal/lib/hx509/cert.c && !subject_null_p(c)) subject_null_p 1835 source4/heimdal/lib/hx509/cert.c if (match == 0 && !subject_null_p(c)) {