" " # : , [ISNP]\d{1,2} abs acos add and asec asin atan bounds branch bsr chopm cleari clearn clearp clears clone close cmod concat cos cosh debug dec div end entrytype eq err exp find_global find_type ge getfile getline getpackage gt if inc index jsr jump le length ln log2 log10 lt mod mul ne new newinterp noop not not open or ord pack pop popi popn popp pops pow print profile push pushi pushn pushp pushs read readline repeat restore ret rotate_up runinterp save sec sech set set_keyed setfile setline setpackage shl shr sin sinh sleep sub substr tan tanh time trace typeof unless warningsoff warningson write xor