Add VCINSTALLDIR to the 'do not run within vcvarsall' check
Add VCINSTALLDIR to the 'do not run within vcvarsall' check

KiChjang/servo,KiChjang/servo,KiChjang/servo,KiChjang/servo,splav/servo,KiChjang/servo,KiChjang/servo,KiChjang/servo,splav/servo,splav/servo,splav/servo,KiChjang/servo,splav/servo,KiChjang/servo,splav/servo,splav/servo,splav/servo,KiChjang/servo,splav/servo,splav/servo