ARCTVEXT Data Area

The parameter list points to the address of the 8-byte ARCTVEXT data area as shown in Table 1.

Table 1. ARCTVEXT Data Area
Offset	Length or Bit Pattern	Description
00 (X'00')	6	The volume serial number of the tape with no valid data.
06 (X'06')	1	A flag field containing the following: 1... .... The tape is being purged. This pattern is always set for alternate volumes. 0... .... The tape is being unassigned or reassigned. .1.. .... The data sets on this tape have been expiration-date protected by DFSMShsm. Tapes with expiration-date-protected data sets might need to be reinitialized when they are purged from DFSMShsm control. ..1. .... The data sets on this tape have been password protected by DFSMShsm. Tapes with password-protected data sets might need to be reinitialized when they are purged from DFSMShsm control.
07 (X'07')	1	A flag byte containing the following: 00.. .... Reserved. 01.. .... The SETSYS TAPEDELETION option has not been specified. This pattern is not set for alternate volumes. 10.. .... The SETSYS TAPEDELETION(SCRATCHTAPE) option has been specified or is the default for this category of DFSMShsm tape. 11.. .... The SETSYS TAPEDELETION(HSMTAPE) option has been specified or is the default for this category of DFSMShsm tape. ..1. .... This is a TAPECOPY request to delete only the duplex alternate tape. ...x .... Reserved. .... 0000 Reserved. .... 0001 This is a migration tape or migration alternate tape. .... 0010 This is a backup tape or backup alternate tape. .... 0011 This is a dump tape. This pattern is not set for alternate tapes. .... 0100 This is a CDS backup tape. This pattern is not set for alternate tapes. .... 0101 This is an ABARS output tape. This pattern is not set for alternate tapes.