SVC3_ROLE_MASK
lp->roles = (pdb.s3_role & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT;
tmp.roles = (pdb.s3_role & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT;
nr = (pdb.s3_role & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT;
nr = (pdb.s3_role & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT;