-if test "$(uname -o)" != "Msys"; then
- echo "XX"
- echo "XX Get out of the tree"
- echo "XX"
- if [ -d $WORKSPACE/build ]
- then
- rm -rf $WORKSPACE/build
- fi
- mkdir $WORKSPACE/build
- cd $WORKSPACE/build
+echo "XX"
+echo "XX Get out of the tree"
+echo "XX"
+if [ -d $WORKSPACE/build ]
+then
+ # Windows cannot remove the directory if it's still used by the previous build
+ rm -rf $WORKSPACE/build || sleep 10 && rm -rf $WORKSPACE/build || sleep 10 && rm -rf $WORKSPACE/build
+fi
+mkdir $WORKSPACE/build
+cd $WORKSPACE/build
+
+have_NS3="no"
+if dpkg -l libns3-dev 2>&1|grep -q "ii libns3-dev" ; then
+ have_NS3="yes"
+fi
+echo "XX have_NS3: ${have_NS3}"