sf_free_mech_ent
sf_free_mech_ent(m);
sf_free_mech_ent(m);
ent_cnt, (void (*)())sf_free_mech_ent);
ent_cnt_no_dups, (void (*)())sf_free_mech_ent);
list_free_all(sf_free_mech_ent, (void **)mpp);