use predefined symbols in applydefine
Merge branch '21-misc-cleanup' into 22
fix PR 15798, duplicate of call
Merge branch '21-misc-cleanup' into 22
speed up lookups by unrolling loops
Merge branch '21-lookup' into 22
don't pass missing ... in apply
clean up do_missing
speed up lapply
mods entry
Merge branch '21-apply-dots' into 22