CDPATH

Directory navigation search list

CMDLINE

Command line after full expansion

COLORDIR

Directory colorization specification

COMSPEC

Command processor specification

FILECOMPLETION

File completion control variable

HISTORYEXCLUDE

List of commands excluded from the command history

PATH

Executable program location search list

PATHEXT

Ordered search list of extensions of executable programs

PROMPT

Command prompt format specification

PROMPT2

Prompt for line continuation

RECYCLEEXCLUDE

List of files excluded from the recycle bin

TCMD

Take Command's pathname

TCMDVER

Take Command's version number

TEMP

Directory for temporary files

TITLEPROMPT

Command processor window title bar specification

TMP

Directory for temporary files

TREEEXCLUDE

List of directories excluded from JPSTREE.IDX

VARIABLEEXCLUDE

Variables to exclude from SET list