Format: s32 mfsHGetVolumeRC(s32 drive)
Arguments:
drive Drive name ('A', 'B', ...)
Return value:Update counter value (a negative value is an error)
Function: Obtains update counter of volume
Description: This function obtains and returns the update counter of the drive specified by drive. Since the update counter only exists in the RAM area, the MFS_ERR_REFUSE error will occur if this function is used for the ROM area.
Main errors:
MFS_ERR_NOTFOUND Drive not found MFS_ERR_REFUSE Illegal operation