"OpSystemCode","OpSystemName","OpSystemVersion","MfgCode"
"189","Windows","Generic","609"
"Gen","General Use","Generic","Unknown"
"UNK","Unknown","Unknown","Unknown"
"WIN","Windows","Generic","Microsoft"
"WIN2000","Windows 2000","2000","Microsoft"
"WIN95","Windows 95","95","Microsoft"
"WIN98","Windows 98","98","Microsoft"
"WIN9X","Windows 9X","Generic","Microsoft"
"WINXP","Windows XP","Pro","Microsoft"