2.3.53 FSCTL_QUERY_FAT_BPB Request
This message requests that the server return the first 0x24 bytes of sector 0 for the volume that contains the file or directory associated with the handle on which this FSCTL was invoked. The first 0x24 bytes of sector 0 are known as the FAT BIOS Parameter Block (BPB), which contains hardware-specific bootstrap information.
This message does not contain any additional data elements.
This FSCTL is valid only for a FAT file system. All other file systems treat this as an invalid FSCTL.