- PROP is used in COPY, SAVEI2
- FLUSHSTDOUTPUTBUFFER is used in EVALTNSR1
- DATE is used in SAVEIC
- UNBOUNDP is used in SAVEIC
- SETPROP
- SYSTEM used in help

- GETV, MKVECT, and PUTV used in sym (or bubsrt)
- LAPIN noted in savei
