Gnu Common Lisp for Microsoft Windows  (If what you want is an
interface to X Windows for GCL, that is here.) For a complete
installation of Gnu Common Lisp get gcl-2.6.1.exe (15 MB
download, 60 MB to install). Unfortunately, at present this
version of GCL produces a ^M (Return) character at the end of
each line when used within Emacs.  For convenience, a version of
GCL for Windows, renamed gcl.exe, is available for download here
(3.4 MB). To install this software, put gcl.exe directly into
C:/. This is an older version, but is smaller and does not
produce the ^M characters.  GCL can be executed directly by
double-clicking on it, but it is better when run from within
Emacs.  Connecting Emacs to GCL:  The following steps will
connect Emacs to GCL so that GCL can be run using the Emacs
command M-x run-lisp.   1. If you do the full installation, GCL
will be installed in Program Files. Otherwise, put gcl.exe
directly into C:/.   2. Define the HOME environment variable:
Then define a new System variable HOME a