Perform third-party RACF® authorization checking, using the standard form, for a data set for READ access only for a group. Register 8 points to the volume on which the data set resides; register 7 points to the data set name.

RACROUTE REQUEST=AUTH,ENTITY=((R7)),VOLSER=(R8),      X
         CLASS='DATASET',ATTR=READ,WORKA=RACWK,       X
         USERID='*NONE*',GROUPID='AGROUPID'
   ⋮
RACWK    DS   CL512