mailutils (GNU Mailutils) 3.1.1 Copyright (C) 2007-2016 Free Software Foundation, inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

Usage: mailutils [OPTION...] COMMAND [CMDOPTS] GNU Mailutils multi-purpose tool. Commands are: mailutils 2047 decode/encode email message headers mailutils acl test access control lists mailutils cflags show compiler options mailutils dbm DBM management tool mailutils filter apply a chain of filters to the input mailutils help display a terse help summary mailutils imap IMAP4 client shell mailutils info show Mailutils configuration mailutils ldflags list libraries required to link mailutils logger log data using Mailutils log facility mailutils pop POP3 client shell mailutils query query configuration values mailutils send send a message mailutils smtp run a SMTP session mailutils wicket scan wickets for matching URLs Try `mailutils COMMAND --help' to get help on a particular COMMAND. OPTIONs are: Global debugging settings --debug-level=LEVEL set Mailutils debugging level --debug-line-info show source info with debugging messages Informational options --show-config-options show compilation options -?, --help give this help list --usage give a short usage message -V, --version print program version Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options. Report bugs to <bug-mailutils@gnu.org>. GNU Mailutils home page: <http://mailutils.org> General help using GNU software: <http://www.gnu.org/gethelp/>