ops_match
p = ops_match(&cp->fs_opts, *cp->ivec, cp->def_opts, mp->am_path, cp->key, mp->am_parent->am_mnt->mf_info);
return ops_match(fo, keybuf, "", path, keym, map);
extern am_ops *ops_match(am_opts *, char *, char *, char *, char *, char *);