FILETYPE parameter  ==  FILETYPE=suffix:gopherType:altText:iconName:contentType
                    --  default: FILETYPE=".txt:0:TXT:text:text/plain"
                                 FILETYPE=...

Define file name to content-type mapping.

gopherType:

0 - text, 1 - directory, 4 - BinHex, 6 - uuencode, 9 - binary, g - gif, I - image, ...

altText:

alternative text which should be displayed for the icon image in text only displays (embedded into IMG tag in HTML text like <IMG ALT="altText" ... >)

iconName:

one of binary, binhex, compressed, directory, document, ftp, gzip, image, index, index2, movie, sound, tar, telnet, text, unknown, uu (see http://delegate/-/builtin/icons/)

contentType:

text/plain, image/gif, ... (see RFC2045)

Example:

FILETYPE=".txt:0:TXT:text:text/plain"
FILETYPE=".gif:g:GIF:image:image/gif"