+int compat_check_subm_comm(const char* tag, const char* parent_tag,
+ struct safe_buffer* b);
+void compat_close_subm_comm();
+int compat_check_subm_comm_cont(const char* tag);
+Gedcom_ctxt compat_subm_comm_cont_start(Gedcom_ctxt parent, const char* str);
+void compat_subm_comm_cont_end(Gedcom_ctxt parent, Gedcom_ctxt self);
+