terug	naar het begin
if	keyword
end	keyword
then	keyword
procedure	keyword
else	keyword
for	keyword
return	keyword
do	keyword
elsif	keyword
while	keyword
type	keyword
constant	keyword
to	keyword
and	keyword
or	keyword
xor	keyword
exit	keyword
function	keyword
global	keyword
by	keyword
not	keyword
include	keyword
in	keyword
with	keyword
without	keyword
ignore	keyword
ifdef	keyword
elsedef	keyword
elseifdef	keyword
enddef	keyword