int pat_hb(Tcl_Interp *ip, Tcl_Obj *obj, HBytes_Value *val) {
int rc;
rc= Tcl_ConvertToType(ip,obj,&hbytes_type); if (rc) return rc;
int pat_hb(Tcl_Interp *ip, Tcl_Obj *obj, HBytes_Value *val) {
int rc;
rc= Tcl_ConvertToType(ip,obj,&hbytes_type); if (rc) return rc;