WTM (Write Tape Mark)

Purpose
Write one or more tape marks.
Usage notes
Tape marks are special records on tape. Data between two tape marks make up a tape file. Two consecutive tape marks are considered a null file or indicate the end of data on a tape volume (if after an end-of-file or an end-of-volume label, or on a NL tape).

Specify a DDNAME for the tape.

Options
None.
Related function
INT
Initialize a tape
Figure 1. Syntax

1 WTM? LABEL=BLP OUTPUT=ddname? DENS=mm
1! NTMKS=1
1 NTMKS=ntmks
ddname
Refers to a DD or TSO ALLOC statement.
LABEL=BLP
Specifies that bypass label processing is used. This parameter must be specified with the first File Manager function that uses the tape. For BLP processing requirements, see "Customizing the Security Environment" in the File Manager for z/OS Customization Guide.
mm
A 2-byte tape mode as shown in Tape density and mode values.
ntmks
Number of tape marks to be written. The maximum is 9 999; the default is 1.