Performance data in group DFHTASK

The following new fields are added to group DFHTASK:

065 (TYPE-A, 'ICSTACCT', 4 BYTES)
Total number of local interval control START requests, with the CHANNEL option, issued by the user task.
345 (TYPE-A, 'ICSTACDL', 4 BYTES)
Total length, in bytes, of the data in the containers of all the locally-executed START CHANNEL requests issued by the user task. This total includes the length of any headers to the data.
346 (TYPE-A, 'ICSTRCCT', 4 BYTES)
Total number of interval control START CHANNEL requests, to be executed on remote systems, issued by the user task.
347 (TYPE-A, 'ICSTRCDL', 4 BYTES)
Total length, in bytes, of the data in the containers of all the remotely-executed START CHANNEL requests issued by the user task. This total includes the length of any headers to the data.