65 	buffer_init(&cert->critical);  in cert_new()
186 	buffer_free(&cert->critical);  in cert_free()
1175 	buffer_append(&to->critical,  in key_cert_copy()
1176 	    buffer_ptr(&from->critical), buffer_len(&from->critical));  in key_cert_copy()
1329 	u_char *principals, *critical, *exts, *sig_key, *sig;  in cert_parse()  local
1343 	principals = exts = critical = sig_key = sig = NULL;  in cert_parse()
1350 	    (critical = buffer_get_string_ret(b, &clen)) == NULL ||  in cert_parse()
1395 	buffer_append(&key->cert->critical, critical, clen);  in cert_parse()
1396 	buffer_append(&tmp, critical, clen);  in cert_parse()
1451 	if (critical != NULL)  in cert_parse()
1452 		xfree(critical);  in cert_parse()
1942 	    buffer_ptr(&k->cert->critical), buffer_len(&k->cert->critical));  in key_certify()