MVC GROUPID,=XL4'00000001' Value of new effective ID
SPACE ,
CALL BPX1SEG, Set effective group ID +
(GROUPID, Input: Group ID +
RETVAL, Return value: 0 or -1 +
RETCODE, Return code +
RSNCODE), Reason code +
VL,MF=(E,PLIST) ----------------------------------