[AC21.4] correct description of HOMEPATH usage

[Vin Shelton]

APPROVE COMMIT 21.4

"Robert Pluim" <rpluim at gmail.com> writes:

> man/ChangeLog addition:
>
> 2006-11-07  Robert Pluim  <rpluim at gmail.com>
>
>    * lispref/os.texi (User Identification): The code uses HOMEPATH,
>    not HOMEDIR.
>


Thanks for the patch, Robert.  It has been committed and will appear in
the soon-to-be-released 21.4.20, "Double Solitaire".

  - Vin