z/OS V1R9.0 UNIX System Services Command ... - Christian Grothoff

v _LD_XSUFFIX_HOST
10. The following environment variable is a parsed colon-delimited data set name,
and represents a data set concatenation or a data set list:
v _LD_SYSLIB
11. The following environment variables specify the names of MVS databases and
can be at most 44 characters in length:
v _LD_DEBUG_DUMP
v _LD_DEBUG_TRACE
12. The following environment variables can be at most 63 characters in length:
v _LD_NEW_DATACLAS
v _LD_NEW_DSNTYPE
v _LD_NEW_MGMTCLAS
v _LD_NEW_SPACE
v _LD_NEW_STORCLAS
v _LD_NEW_UNIT
13. The following environment variable is for specification of the SPACE
parameter, and supports only the syntax as shown below, including all commas
and parentheses (example: ″(,(10,10,10))″). PRIMARY is the number of tracks
of primary to be allocated, SECONDARY the number of secondary tracks, and
DIRBLOCKS the number of directory blocks. DIRBLKS must be specified even
when it is not needed.
v _LD_NEW_SPACE
14. The following environment variable is for specification of the DSNTYPE
parameter, and supports only the sub-parameters LIBRARY or PDS (or null for
the default, LIBRARY):
v _LD_NEW_DSNTYPE
15. The following environment variables can be at most 127 characters in length:
v _LD_DCBU
v _LD_DCB80
Restriction: These environment variables are for specification of DCB
information, and support only the following DCB sub-parameters, with the
noted restrictions:
RECFM
Incorrect values are ignored.
LRECL
None
BLKSIZE
None
DSORG
Incorrect values are treated as if no value had been specified.
16. The following environment variables are parsed as blank-delimited words, and
therefore no embedded blanks or other white-space is allowed in the value
specified. The maximum length of each word is 1024 characters:
v _LD_LIBDIRS
v _LD_OPTIONS
v _LD_OPERANDS
ld
Chapter 2. Shell command descriptions 341