FpDbg: ifdef windows specific code

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@42899 4005530d-fff6-0310-9dd1-cebe43e6787f
FpDbg: ifdef windows specific code

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@42900 4005530d-fff6-0310-9dd1-cebe43e6787f
FpDbg: ifdef windows specific code

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@42901 4005530d-fff6-0310-9dd1-cebe43e6787f