S_EXTENDED_TYPES
{ return (Mode() & S_EXTENDED_TYPES)
{ return (Mode() & S_EXTENDED_TYPES)
| S_EXTENDED_TYPES)) == S_FILE; }
{ return (Mode() & S_EXTENDED_TYPES) == 0; }
return (mode & (S_EXTENDED_TYPES | 0777)) == S_INDEX_DIR;
return (mode & (S_EXTENDED_TYPES | S_IFDIR)) == S_IFDIR;