- Merged SCO OpenServer specific changes.
- Changed gethostname test to check in different libs.
- Customized syslog test to detect syslog even if it is a macro.
- ifdef'ed #warning only for HAVE_GCC compiler.
- In distributions/Makefile changed apccontrol installation so that
  if <dist>/apccontrol.sh exists it install the customized script
  instead of the standard one.
- Added HAVE_OPENSERVER_OS in autoconf/acconfig.h so that it can be
  used inside C sources too.
- Corrected a test "else if fi fi" in "elif fi": bad nesting in configure.in
  due to OpenServer patch.
- Bumped version date to 5 Jan 2002.
