Fix E32PATH to make bootstrap compile correctly, tidy up other extension option paths
if "%1" == "ReleaseAMD64" call "%MSSdk%\SetEnv" /XP64 /RETAIL@echo offif not defined HOST_PYTHON ( if %1 EQU Debug ( set HOST_PYTHON=python_d.exe ) ELSE ( set HOST_PYTHON=python.exe ))%HOST_PYTHON% build_ssl.py %1 %2