Delete unused member.
Conflicts with tl closure?.
Handle (if a b).
Quote constants as needed.
tl_v is now immediate.
GC_parallel is deprecated.
Avoid compiler warning.
Imported anonymous values are assigned names.
Remove useless comments and blank lines.
Renamed cell, etc. to %cell.
tl_closure_formals, tl_closure_body, tl_closure_env.
Use descriptive names.
Renamed cell, etc. to %cell.
let and letrec have a body.
Minor optimization, lift out closures.
Typo.
Indentation.
Rename %cell to &cell.
Rename closure, get-env to &closure, &get-env, etc.
Minor optimization and reformatting.