void header_cleanup();
void header_add_address(Gom_ctxt header, struct address* addr);
void header_add_phone (Gom_ctxt header, const char* phone);
-void header_add_to_note(NL_TYPE type, Gom_ctxt header, const char* str);
void header_add_user_data(Gom_ctxt ctxt, struct user_data* data);
int write_header(Gedcom_write_hndl hndl);