### - f -

- filebuf : iosfwd
- fstream : iosfwd

### - i -

- ifstream : iosfwd
- ios : iosfwd
- iostream : iosfwd
- istream : iosfwd
- istringstream : iosfwd

### - n -

- new_handler : new

### - o -

- ofstream : iosfwd
- ostream : iosfwd
- ostringstream : iosfwd

### - s -

- streambuf : iosfwd
- streamoff : postypes.h
- streampos : postypes.h
- streamsize : postypes.h
- stringbuf : iosfwd
- stringstream : iosfwd

### - t -

- terminate_handler : exception

### - u -

- unexpected_handler : exception

### - w -

- wfilebuf : iosfwd
- wfstream : iosfwd
- wifstream : iosfwd
- wios : iosfwd
- wiostream : iosfwd
- wistream : iosfwd
- wistringstream : iosfwd
- wofstream : iosfwd
- wostream : iosfwd
- wostringstream : iosfwd
- wstreambuf : iosfwd
- wstreampos : postypes.h
- wstringbuf : iosfwd
- wstringstream : iosfwd