atan2

asort

break

close

mktime

and

cos

gensub

continue

fflush

strftime

compl

exp

gsub

do/while

getline

systime

delete

int

index

exit

print

function

log

length

for

printf

lshift

rand

match

if

sprintf

or

sin

split

next

rshift

sqrt

strtonum

nextfile

system

srand

sub

return

xor

substr

while

tolower

toupper