Specifies the application interface block (AIB) that is used
for the call. This parameter is an input and output parameter.The
following fields must be initialized in the AIB:
AIBID Eye catcher.
This 8-byte field must contain DFSAIBbb.
AIBLEN AIB lengths.
This field must contain the actual length of the AIB that the
application program obtained.
AIBRSNM1 Resource name.
This 8-byte, left-justified field must contain the PCB name
IOPCBbbb