COUNT: Obtain a Count of Unallocated DSCBs or VIRs
z/OS DFSMSdfp Advanced Services
SC23-6861-01
COUNT=YES
Indicates that a count of unallocated DSCBs or VIRs in the designated
space map is requested. MAP=VTOC or MAP=INDEX must be specified if
COUNT=YES is coded.
COUNT=NO
Indicates that a count of unallocated DSCBs or VIRs is not desired
but, rather, information on free space on the pack is desired. MAP=VOLUME
must be coded if COUNT=NO is coded or the default.