KNF

Merge branch 'branch_opensmtpd-5.9.2' of ssh://ssh.poolp.org/git/open…

…smtpd into branch_opensmtpd-5.9.2

sync with OpenBSD:

- introduce listener on socket
- bump version to 5.9.1, to be released in May

Merge branch 'master' into portable

fix fts.h check

remove dead code

missing from build

Merge branch 'master' into portable

sync with CVS:

- replace some if cases with a switch in mproc
- fix getopt() mess in sendmail compat code

Merge branch 'master' into portable