ulrc (APIRET) - returns

Return Code.

DosProtectRead returns one of the following values:

• NO_ERROR
  
• ERROR_ACCESS_DENIED
  
• ERROR_INVALID_HANDLE
  26
  ERROR_NOT_DOS_DISK
  33
  ERROR_LOCK_VIOLATION
  109
  ERROR_BROKEN_PIPE
  234
  ERROR_MORE_DATA
  For a full list of error codes, see Errors.