ults to creating the tclIndex but not the pkgIndex.tcl file,
with the directory defaulting to [pwd]. The extension defaults to
*.tcl, with *.[info sharelibextension] added when -package is
true.</dd>

<dt><b>unalias</b> <i>cmd</i></dt>

<dd>unaliases command</dd>

<dt><b>what</b> <i>string</i></dt>

<dd>The <code>what</code> command will identify the word given in
<i>string</i> in the Tcl environment and return a list of types
that it was recognized as. Possible types are: alias, procedure,
command, array v