Usenet network mailbox type; talk to an NNTP server.

File	Description
nntp/adata.c	Nntp-specific Account data
nntp/browse.c	Browse NNTP groups
nntp/complete.c	Auto-complete NNTP newsgroups
nntp/config.c	Config used by libnntp
nntp/edata.c	Nntp-specific Email data
nntp/mdata.c	Nntp-specific Mailbox data
nntp/newsrc.c	Read/write a file of subscribed newsgroups
nntp/nntp.c	Talk to an NNTP server