SYM_CLASSES
p->sym_val_to_name[SYM_CLASSES][cladatum->value - 1] = key;
#define p_classes symtab[SYM_CLASSES]
s, t, sym_name(policydb, SYM_CLASSES, tclass-1));
tclass_name = sym_name(policydb, SYM_CLASSES, tclass - 1);
o, n, t, sym_name(p, SYM_CLASSES, tclass-1));