EAX
The EAX for FRRs is the same as when the SETFRR macro was issued. Refer to the information on access registers in z/OS MVS Programming: Extended Addressability Guide for more information about the EAX.
The EAX for FRRs is the same as when the SETFRR macro was issued. Refer to the information on access registers in z/OS MVS Programming: Extended Addressability Guide for more information about the EAX.