format  Sint32 GFS_NwCdRead (GfsHngfs, Sint32 nsct)
 Input  gfs: File handle
  nsct: Number of sectors to read
 Output  None
 Function value  Error code.
 Function  A prefetch request to the data CD buffer is issued to the server function.
  The access pointer does not change when the requested read process is completed. After
 If the conditions under  are not met, the access operation for the specified file handle is complete.
 Not finished .
 
 
 
 Data in nsct sector is hosted by GFS_Fread function or GFS_NwFread function
Transferred to the region.
 GFS_NwStop function stops the access operation. 
 Remarks  Check that transfer to the host area has been completed by the GFS_NwFread function after prefetching has started.
Please do the following to .
 
 
 
 Get the number of transferred bytes with GFS_NwGetStat.
 Check if the number of transferred bytes is equal to the desired number of bytes.
(If it is equal to the desired number of bytes, the transfer is complete.) 
 
 
:  When prefetching is performed with the GFS_NwCdRead function, GFS_NwIsCompleted
Note that the completion of the GFS_NwFread function cannot be checked with the  function  function.