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diff --git a/libio/iostream.h b/libio/iostream.h
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+/* This is part of libio/iostream, providing -*- C++ -*- input/output.
+Copyright (C) 1993 Free Software Foundation
+
+This file is part of the GNU IO Library. This library is free
+software; you can redistribute it and/or modify it under the
+terms of the GNU General Public License as published by the
+Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this library; see the file COPYING. If not, write to the Free
+Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+As a special exception, if you link this library with files
+compiled with a GNU compiler to produce an executable, this does not cause
+the resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why
+the executable file might be covered by the GNU General Public License. */
+
+#ifndef _IOSTREAM_H
+#ifdef __GNUG__
+#pragma interface
+#endif
+#define _IOSTREAM_H
+
+#include <streambuf.h>
+
+extern "C++" {
+class istream; class ostream;
+typedef ios& (*__manip)(ios&);
+typedef istream& (*__imanip)(istream&);
+typedef ostream& (*__omanip)(ostream&);
+
+extern istream& ws(istream& ins);
+extern ostream& flush(ostream& outs);
+extern ostream& endl(ostream& outs);
+extern ostream& ends(ostream& outs);
+
+class ostream : virtual public ios
+{
+ // NOTE: If fields are changed, you must fix _fake_ostream in stdstreams.C!
+ void do_osfx();
+ public:
+ ostream() { }
+ ostream(streambuf* sb, ostream* tied=NULL);
+ int opfx() {
+ if (!good()) return 0; else { if (_tie) _tie->flush(); return 1;} }
+ void osfx() { if (flags() & (ios::unitbuf|ios::stdio))
+ do_osfx(); }
+ ostream& flush();
+ ostream& put(char c) { _strbuf->sputc(c); return *this; }
+#ifdef _STREAM_COMPAT
+ /* Temporary binary compatibility. REMOVE IN NEXT RELEASE. */
+ ostream& put(unsigned char c) { return put((char)c); }
+ ostream& put(signed char c) { return put((char)c); }
+#endif
+ ostream& write(const char *s, streamsize n);
+ ostream& write(const unsigned char *s, streamsize n)
+ { return write((const char*)s, n);}
+ ostream& write(const signed char *s, streamsize n)
+ { return write((const char*)s, n);}
+ ostream& write(const void *s, streamsize n)
+ { return write((const char*)s, n);}
+ ostream& seekp(streampos);
+ ostream& seekp(streamoff, _seek_dir);
+ streampos tellp();
+ ostream& form(const char *format ...);
+ ostream& vform(const char *format, _IO_va_list args);
+
+ ostream& operator<<(char c);
+ ostream& operator<<(unsigned char c) { return (*this) << (char)c; }
+ ostream& operator<<(signed char c) { return (*this) << (char)c; }
+ ostream& operator<<(const char *s);
+ ostream& operator<<(const unsigned char *s)
+ { return (*this) << (const char*)s; }
+ ostream& operator<<(const signed char *s)
+ { return (*this) << (const char*)s; }
+ ostream& operator<<(const void *p);
+ ostream& operator<<(int n);
+ ostream& operator<<(unsigned int n);
+ ostream& operator<<(long n);
+ ostream& operator<<(unsigned long n);
+#if defined(__GNUC__)
+ __extension__ ostream& operator<<(long long n);
+ __extension__ ostream& operator<<(unsigned long long n);
+#endif
+ ostream& operator<<(short n) {return operator<<((int)n);}
+ ostream& operator<<(unsigned short n) {return operator<<((unsigned int)n);}
+#if _G_HAVE_BOOL
+ ostream& operator<<(bool b) { return operator<<((int)b); }
+#endif
+ ostream& operator<<(double n);
+ ostream& operator<<(float n) { return operator<<((double)n); }
+ ostream& operator<<(long double n) { return operator<<((double)n); }
+ ostream& operator<<(__omanip func) { return (*func)(*this); }
+ ostream& operator<<(__manip func) {(*func)(*this); return *this;}
+ ostream& operator<<(streambuf*);
+#ifdef _STREAM_COMPAT
+ streambuf* ostreambuf() const { return _strbuf; }
+#endif
+};
+
+class istream : virtual public ios
+{
+ // NOTE: If fields are changed, you must fix _fake_istream in stdstreams.C!
+protected:
+ _IO_size_t _gcount;
+
+ int _skip_ws();
+ public:
+ istream(): _gcount (0) { }
+ istream(streambuf* sb, ostream*tied=NULL);
+ istream& get(char* ptr, int len, char delim = '\n');
+ istream& get(unsigned char* ptr, int len, char delim = '\n')
+ { return get((char*)ptr, len, delim); }
+ istream& get(char& c);
+ istream& get(unsigned char& c) { return get((char&)c); }
+ istream& getline(char* ptr, int len, char delim = '\n');
+ istream& getline(unsigned char* ptr, int len, char delim = '\n')
+ { return getline((char*)ptr, len, delim); }
+ istream& get(signed char& c) { return get((char&)c); }
+ istream& get(signed char* ptr, int len, char delim = '\n')
+ { return get((char*)ptr, len, delim); }
+ istream& getline(signed char* ptr, int len, char delim = '\n')
+ { return getline((char*)ptr, len, delim); }
+ istream& read(char *ptr, streamsize n);
+ istream& read(unsigned char *ptr, streamsize n)
+ { return read((char*)ptr, n); }
+ istream& read(signed char *ptr, streamsize n)
+ { return read((char*)ptr, n); }
+ istream& read(void *ptr, streamsize n)
+ { return read((char*)ptr, n); }
+ istream& get(streambuf& sb, char delim = '\n');
+ istream& gets(char **s, char delim = '\n');
+ int ipfx(int need = 0) {
+ if (!good()) { set(ios::failbit); return 0; }
+ else {
+ if (_tie && (need == 0 || rdbuf()->in_avail() < need)) _tie->flush();
+ if (!need && (flags() & ios::skipws)) return _skip_ws();
+ else return 1;
+ }
+ }
+ int ipfx0() { // Optimized version of ipfx(0).
+ if (!good()) { set(ios::failbit); return 0; }
+ else {
+ if (_tie) _tie->flush();
+ if (flags() & ios::skipws) return _skip_ws();
+ else return 1;
+ }
+ }
+ int ipfx1() { // Optimized version of ipfx(1).
+ if (!good()) { set(ios::failbit); return 0; }
+ else {
+ if (_tie && rdbuf()->in_avail() == 0) _tie->flush();
+ return 1;
+ }
+ }
+ void isfx() { }
+ int get() { if (!ipfx1()) return EOF;
+ else { int ch = _strbuf->sbumpc();
+ if (ch == EOF) set(ios::eofbit);
+ return ch;
+ } }
+ int peek();
+ _IO_size_t gcount() { return _gcount; }
+ istream& ignore(int n=1, int delim = EOF);
+ int sync ();
+ istream& seekg(streampos);
+ istream& seekg(streamoff, _seek_dir);
+ streampos tellg();
+ istream& putback(char ch) {
+ if (good() && _strbuf->sputbackc(ch) == EOF) clear(ios::badbit);
+ return *this;}
+ istream& unget() {
+ if (good() && _strbuf->sungetc() == EOF) clear(ios::badbit);
+ return *this;}
+ istream& scan(const char *format ...);
+ istream& vscan(const char *format, _IO_va_list args);
+#ifdef _STREAM_COMPAT
+ istream& unget(char ch) { return putback(ch); }
+ int skip(int i);
+ streambuf* istreambuf() const { return _strbuf; }
+#endif
+
+ istream& operator>>(char*);
+ istream& operator>>(unsigned char* p) { return operator>>((char*)p); }
+ istream& operator>>(signed char*p) { return operator>>((char*)p); }
+ istream& operator>>(char& c);
+ istream& operator>>(unsigned char& c) {return operator>>((char&)c);}
+ istream& operator>>(signed char& c) {return operator>>((char&)c);}
+ istream& operator>>(int&);
+ istream& operator>>(long&);
+#if defined(__GNUC__)
+ __extension__ istream& operator>>(long long&);
+ __extension__ istream& operator>>(unsigned long long&);
+#endif
+ istream& operator>>(short&);
+ istream& operator>>(unsigned int&);
+ istream& operator>>(unsigned long&);
+ istream& operator>>(unsigned short&);
+#if _G_HAVE_BOOL
+ istream& operator>>(bool&);
+#endif
+ istream& operator>>(float&);
+ istream& operator>>(double&);
+ istream& operator>>(long double&);
+ istream& operator>>( __manip func) {(*func)(*this); return *this;}
+ istream& operator>>(__imanip func) { return (*func)(*this); }
+ istream& operator>>(streambuf*);
+};
+
+class iostream : public istream, public ostream
+{
+ public:
+ iostream() { }
+ iostream(streambuf* sb, ostream*tied=NULL);
+};
+
+class _IO_istream_withassign : public istream {
+public:
+ _IO_istream_withassign& operator=(istream&);
+ _IO_istream_withassign& operator=(_IO_istream_withassign& rhs)
+ { return operator= (static_cast<istream&> (rhs)); }
+};
+
+class _IO_ostream_withassign : public ostream {
+public:
+ _IO_ostream_withassign& operator=(ostream&);
+ _IO_ostream_withassign& operator=(_IO_ostream_withassign& rhs)
+ { return operator= (static_cast<ostream&> (rhs)); }
+};
+
+extern _IO_istream_withassign cin;
+// clog->rdbuf() == cerr->rdbuf()
+extern _IO_ostream_withassign cout, cerr;
+
+extern _IO_ostream_withassign clog
+#if _G_CLOG_CONFLICT
+__asm__ ("__IO_clog")
+#endif
+;
+
+struct Iostream_init { } ; // Compatibility hack for AT&T library.
+
+inline ios& dec(ios& i)
+{ i.setf(ios::dec, ios::dec|ios::hex|ios::oct); return i; }
+inline ios& hex(ios& i)
+{ i.setf(ios::hex, ios::dec|ios::hex|ios::oct); return i; }
+inline ios& oct(ios& i)
+{ i.setf(ios::oct, ios::dec|ios::hex|ios::oct); return i; }
+} // extern "C++"
+
+#endif /*!_IOSTREAM_H*/
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