%none%	op-null-default
cat0	cat2
cat0n	cat2
cat2	cat2
catn	cat2
corn	corn
getfd	getfd
getpd	getpd
ifthen	ifthen
is.none	is.none
named	named
now	now
op-null-default	op-null-default
predict.numeric	predict.numeric
rm_all	rm_all
sys.exit	sys.exit
