
listing(non_strict,dynamic,delay_check,
	assert,asserta,retract,clause,
	load,load_2,load_3,
	load_path,life_ext,
	listing,listing_2,listing_3,listing_4,
	listing_4a,listing_5,listing_6,
	op,op,op_2,op_3,call_handler,
	nl,(\+),bagof,reduce,map,maprel,append,length,
	nil,cons,car,cdr,
	repeat,where,and,or,(not),xor,
        int2str,num,str,strval,
        $==,$\==,$<,$=<,$>,$>=,
        set,setq,
	^,pwr,max,min)?
