SPECIAL CONSIDERATIONS FOR USING THE ZAP SERVICE PROGRAM Before you use the ZAP command against MODULE files, you can use the MODMAP command to determine whether a module map exists and what it
contains. When a ZAP input file has more than one pair of VER and REP control
records and a VER control record (other than the first) fails, you .ust
re.ove the records prior to the failing record and correct the error
before you issue the ZAP com.and again. Otherwise, the file being
.odified returns to its original status.
If you issue a REP control record against a file that
undefined area (for exaaple, a Define Storage area) within
field and do not issue a VER control record prior to the
record, the bytes prior to the undefined area, if any. are
all the bytes after the undefined area are not modified.
prints warning message DMSZAP248W. contains an
the REP data REP control
.odified and
The program
If the file to statement in a
contains blanks
undefined.
be dumped contains undefined areas (such as a DS or ORG TXTLIB member), the hexadecimal portion of the du.p
to indicate that the corresponding positions are Section 4. VM/370 Service Programs 207

208 V8/370 Operator's Guide