compile options

[Hartmut Gehrke-Tschudi]

What does "-" and "+" signify in my mutt`s
Compile options?

-DOMAIN
-HOMESPOOL  -USE_SETGID  +USE_DOTLOCK  +USE_FCNTL  -USE_FLOCK
-USE_IMAP  -USE_POP  +HAVE_REGCOMP  -USE_GNU_REGEX  +HAVE_COLOR
+HAVE_PGP2  +HAVE_GPG  -BUFFY_SIZE
-EXACT_ADDRESS  +ENABLE_NLS


-- 
Hartmut Gehrke-Tschudi *       Nato-Politik ohne Filter
Bochum                   *http://www.emperors-clothes.com
                        *http://www.novo-magazin.de/itn-vs-lm/index.htm
BRD                    *http://www.antiwar.com