Kernel drops fewer messages in sendsyslog(2), adapt syslogd(8)
tests. Kernel stashes logs temporarily, test it. Fix some races
in existing tests.

In the sendsyslog-dropped test the client has to write a log message
before syslogd is running. To fix a race in regress, delay the
syslogd startup until the message has been written. For debugging

In the sendsyslog-dropped test the client has to write a log message
before syslogd is running. To fix a race in regress, delay the
syslogd startup until the message has been written. For debugging
add the process class to all die messages.

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Update matching regexp now that the pid is included.

From bluhm@

System call sendsyslog2 is gone, adapt tests.

Test logging to console by redirecting the system's console into a
file. All subtests get an additional /dev/console entry in
syslog.conf, then check that messages appear in the console file.
Add a

Test logging to console by redirecting the system's console into a
file. All subtests get an additional /dev/console entry in
syslog.conf, then check that messages appear in the console file.
Add a test that stops syslogd, calls sendsyslog2() with LOG_CONS
and checks that the message appears in the console file.

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Check that there are no illegal spaces in the sendsyslog message.

Add args-bufsize-native.pl that checks wether libc syslog(3) can
handle 8192 bytes messages. Rename the sendsyslog(2) tests
consistently.