/* Updates a new data source identifier for a backing source attached to a volume.
* Ref: https://docs.microsoft.com/en-us/windows-hardware/drivers/ifs/fsctl-update-overlay */
#ifndef FSCTL_UPDATE_OVERLAY
#define FSCTL_UPDATE_OVERLAY \
CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 206, METHOD_BUFFERED, FILE_WRITE_DATA)
/* Updates a new data source identifier for a backing source attached to a volume.
* Ref: https://docs.microsoft.com/en-us/windows-hardware/drivers/ifs/fsctl-update-overlay */
#ifndef FSCTL_UPDATE_OVERLAY
#define FSCTL_UPDATE_OVERLAY \
CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 206, METHOD_BUFFERED, FILE_WRITE_DATA)