枚举PC所有逻辑盘符,并判断其性质,可区分DRIVE_FIXED型的设备是硬盘还是移动硬盘,DRIVE_REMOVABLE类型的设备是软盘还是U盘 工作中的积累,希望对大家有帮助.感谢PUDN曾经给予的帮助和启示,希望中国人共同进步!-Enumeration of all the logical PC drive, and to determine its nature, can be distinguished DRIVE_FIXED type of device is the hard di