Log Message:
Update devel/dejagnu to version 1.4.3.

Changes since 1.4.1 include:
- New XML output option, so test results can be loaded into a database.
- Support for the KFAIL/KPASS (known failures). This is mostly oriented
  towards GDB testing.
- New tutorial chapter.
- Test case builds with either libstdc++-v3 (as used by gcc-3.0.x) or the
  older v2.(as used by gcc-2.95.x)