svn path=/branches/BRANCH_6-3/; revision=5081
fails. Improve error checking and reporting. Reported by Reto Schüttel,
Debian Bug#416625. Fix based on a patch by Nico Golde.
* Make BSMTP output actually work, it would persistently fail with SOCKET error
- after writing the first header.
+ after writing the first header. Bug independently found and reported in
+ excellent detail by Reto Schüttel, Debian Bug#416812.
# DOCUMENTATION:
* Extend --mda documentation, discourage use of qmail-inject.