Correction for the fix for Bug 3508 - Persistent storage support breaks Linux compatibility.
A 2nd `make install' will fail attempting to create symlink libnvmemmory.so already created by 1st install.
Install should pre-emptively delete it.
@rem Used by the buildbot "buildmsi" step.
cmd /c Tools\buildbot\external.bat
@rem build release versions of things
call "%VS90COMNTOOLS%vsvars32.bat"
@rem build Python
vcbuild /useenv PCbuild\pcbuild.sln "Release|Win32"
@rem build the documentation
bash.exe -c 'cd Doc;make PYTHON=python2.5 update htmlhelp'
"%ProgramFiles%\HTML Help Workshop\hhc.exe" Doc\build\htmlhelp\python26a3.hhp
@rem buold the MSI file
cd PC
nmake /f icons.mak
cd ..\Tools\msi
del *.msi
nmake /f msisupport.mak
%HOST_PYTHON% msi.py