IPv6 support.

* src/io_commands.c (do_listen_continue): Use make_listen_value().

Rev: src/io_commands.c:1.28

Rev: src/client_userauth.c:1.27
Rev: src/connection.c:1.48
Rev: src/io.h:1.56

(tcp_addr): Likewise.
(make_address_info_c): Added an extra argument used as fallback if
service lookup fails.
(sockaddr2info): IPv6 support.
(address_info2sockaddr): Rewrote, to handle IPv6 and to allocate
the returned sockaddr structure dynamically.

* src/io.c (io_iter): Use #ifdef:s around tests for POLLNVAL,
POLLPRI and POLLHUP.

Rev: src/io.c:1.95

currently unused.

Rev: src/connection.h:1.45

Rev: src/atoms.in:1.14

AC_ARG_ENABLE. Added --disable-ipv6 and --disable-utmp flags.

Rev: configure.in:1.66

Rev: acconfig.h:1.14

Rev: configure.in:1.65

Rev: ChangeLog:1.181
Rev: src/rsa.c:1.1

sockaddr_in *.
(io_listen_local): Implemented local sockets. Currently #if:ed
out.

Rev: src/io.c:1.94

sockaddr_in *.

Rev: src/io.h:1.55

sockaddr_in * to io_listen.
(do_listen_connection): Likewise.

Rev: src/io_commands.c:1.27

Rev: src/lsh_types.h:1.39

Rev: src/lsh.h:1.15

Rev: src/dsa.c:1.11

Rev: configure.in:1.64

Rev: src/unix_user.c:1.9

Rev: acconfig.h:1.13

Rev: ChangeLog:1.180

Rev: src/unix_user.c:1.8

Rev: ChangeLog:1.179
Rev: misc/make-dist:1.1

shell.
(do_send_adjust): Check that files are alive before operating on
them.

Rev: src/server_session.c:1.32

* src/testsuite/functions.sh (exec_lsh): New function.

Rev: src/testsuite/Makefile.am:1.11
Rev: src/testsuite/functions.sh:1.4
Rev: src/testsuite/lsh-cat-test:1.1

Rev: ChangeLog:1.178

Fixed descriptions of options.

Rev: configure.in:1.63

Currently disabled.

Rev: src/io.c:1.93

Rev: ChangeLog:1.177

Rev: src/lshd.c:1.85

Rev: ChangeLog:1.176

when we have received EOF but not CLOSE. Noted by Markus Friedl.

Rev: src/channel.c:1.76

Rev: ChangeLog:1.175

clash with glibc.

Rev: src/lookup_verifier.h:1.6
Rev: src/lsh.c:1.103
Rev: src/lsh.h:1.14
Rev: src/lsh_proxy.c:1.9
Rev: src/server_authorization.c:1.11
Rev: src/server_password.c:1.29
Rev: src/server_publickey.c:1.12
Rev: src/server_session.c:1.31
Rev: src/server_session.h:1.8
Rev: src/server_userauth.h:1.8
Rev: src/unix_user.c:1.7

Rev: configure.in:1.62

Rev: ChangeLog:1.174
Rev: configure.in:1.61
Rev: contrib/Makefile.am:1.3

Rev: doc/TODO:1.73
Rev: src/userauth.h:1.21

Rev: ChangeLog:1.173
Rev: contrib/lshd.debian.init:1.1

Rev: src/unix_user.c:1.6

Rev: ChangeLog:1.172
Rev: NEWS:1.45

following suggestions by Thayne Harbaugh.

Rev: src/unix_user.c:1.5

Rev: contrib/lshd.rhlinux.init:1.3