Wix判断操作系统

<condition message='windows 95'>version9x = 400</condition>
<condition message='windows 95 osr2.5'>version9x = 400 and windowsbuild = 1111</condition>
<condition message='windows 98'>version9x = 410</condition>
<condition message='windows 98 se'>version9x = 410 and windowsbuild = 2222</condition>
<condition message='windows me'>version9x = 490</condition>
<condition message='windows nt4'>versionnt = 400</condition>
<condition message='windows nt4 spn'>versionnt = 400 and servicepacklevel = n</condition>
<condition message='windows 2000'>versionnt = 500</condition>
<condition message='windows 2000 spn'>versionnt = 500 and servicepacklevel = n</condition>
<condition message='windows xp'>versionnt = 501</condition>
<condition message='windows xp spn'>versionnt = 501 and servicepacklevel = n</condition>
<condition message='windows xp home spn'>versionnt = 501 and msintsuitepersonal and servicepacklevel = n</condition>
<condition message='windows server 2003'>versionnt = 502</condition>
<condition message='windows vista'>versionnt = 600</condition>
<condition message='windows vista sp1'>versionnt = 600 and servicepacklevel = 1</condition>
<condition message='windows server 2008'>versionnt = 600 and msintproducttype = 3</condition>
<condition message='windows 7'>versionnt = 601</condition>
<condition message='windows 8'>versionnt = 602</condition>