  1 abs
  1 acos
  4 any
  1 args
  1 asin
  2 atan
  6 bal
  3 center
  1 char
  1 close
  2 collect
  1 copy
  1 cos
  1 cset
  1 delay
  2 delete
 -2 detab
  2 display
  1 dtor
 -2 entab
  0 errorclear
  1 exit
  1 exp
  4 find
  1 flush
  0 function
  1 get
  1 getenv
  2 iand
  1 icom
  1 image
  3 insert
  1 integer
  2 ior
  2 ishift
  2 ixor
  1 key
  3 left
  2 list
  2 log
  4 many
  3 map
  4 match
  2 member
  1 move
  1 name
  1 numeric
  1 ord
  1 pop
  1 pos
  2 proc
  1 pull
 -2 push
 -2 put
  1 read
  2 reads
  1 real
  1 remove
  2 rename
  2 repl
  1 reverse
  3 right
  1 rtod
 -2 runerr
  2 seek
  2 seq
  1 serial
  1 set
  1 sin
  2 sort
  2 sortf
  1 sqrt
 -1 stop
  1 string
  1 system
  1 tab
  1 table
  1 tan
  2 trim
  1 type
  4 upto
  1 variable
  1 where
 -1 write
 -1 writes
