output.h

// Copyright (c) 1999-2018 David Muse
// See the COPYING file for more information.
 
                output(output &o) {};
                output  &operator=(output &o) { return *this; };
 
                virtual ssize_t printfDelegate(const char *format,
                                                        va_list *argp)=0;
                virtual ssize_t printfDelegate(const wchar_t *format,
                                                        va_list *argp)=0;
                virtual ssize_t printfUcs2Delegate(const ucs2_t *format,
                                                        va_list *argp)=0;