FpDebug: Make sure that all signals of a process are handled after the process has been terminated. That to avoid mixing these signals with signals of other processes

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@44595 4005530d-fff6-0310-9dd1-cebe43e6787f
FpDebug: Fix compilation after r44595

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@44596 4005530d-fff6-0310-9dd1-cebe43e6787f