- FIXME
- signal handler to catch EINTR and segfaults
- check gcc3 compatiblity
- how to log nothing
- improve sendmail.m4 templates
- l2 date format should be same as syslog

  -l syslog:[mask]//[localhost[:port]][/tag=value ...] with /tag=value i.e. facility=local0
  -l   smtp:[mask]//[localhost[:port]][/tag=value ...] with /tag=value i.e. to=foo@example.com
  -l   file:[mask]//path/file
  -L streamlog

    **** DEVELOPMENT INFORMATION ****

  Debugging:
  $ ./.configure [wegen --with-dmalloc!]
  $ dmalloc -l dmalloc.log
  $ dmalloc debug3