Footnotes

(1)

PGP keys for many hierarchies are available at ftp://ftp.isc.org/pub/pgpcontrol/README.html

(2)

Emacs 21 on MS Windows doesn't support images yet.

(3)

display is from the ImageMagick package. For the uncompface and icontopbm programs look for a package like compface or faces-xface on a GNU/Linux system.

(4)

On a GNU/Linux system look for packages with names like netpbm, libgr-progs and compface.

(5)

See the function nnchoke-request-update-info, 10.7.2.2 Optional Back End Functions.