如何获得Windows 操作系统的版本[2]

p;                 strcat(szname, "Enterprise Edition " );
                  else if ( osvi.wSuiteMask == VER_SUITE_BLADE )
                     strcat(szname, "Web Edition " );
                  else
                     strcat(szname, "Standard Edition " );
               }

               else if( osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 0 )
               {
                  if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
                     strcat(szname, "Datacenter Server " );
                  else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
                     strcat(szname, "Advanced Server " );
                  else
                     strcat(szname, "Server " );
               }

               else  // Windows NT 4.0
               {
                  if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
                     strcat(szname,"Server 4.0, Enterprise Edition " );
                  else
                     strcat(szname, "Server 4.0 " );
               }
            }
         }
         else  // Test for specific product on Windows NT 4.0 SP5 and earlier
         {
            HKEY hKey;
            char szProductType[BUFSIZE];
            DWORD dwBufLen=BUFSIZE;
            LONG lRet;

            lRet = RegOpenKeyEx( HKEY_LOCAL_MACHINE,
               "SYSTEM\\CurrentControlSet\\Control\\ProductOptions",
               0, KEY_QUERY_VALUE, &hKey );
            if( lRet != ERROR_SUCCESS )
               return FALSE;

            lRet = RegQueryValueEx( hKey, "ProductType", NULL, NULL,
               (LPBYTE) szProductType, &dwBufLen);
            if( (lRet != ERROR_SUCCESS) || (dwBufLen > BUFSIZE) )
               return FALSE;

            RegCloseKey( hKey );