cc1plus: warning: "-Wno-missing-declarations" is valid for C/ObjC but not for
   C++
ast_h323.cpp: In member function `void
   MyH323Connection::SendUserInputTone(char, unsigned int)':
ast_h323.cpp:725: error: invalid conversion from `char' to `const char*'
ast_h323.cpp: In member function `virtual void
   MyH323Connection::OnUserInputTone(char, unsigned int, unsigned int, unsigned
   int)':
ast_h323.cpp:735: error: invalid conversion from `char' to `const char*'
ast_h323.cpp: In member function `virtual void
   MyH323Connection::OnUserInputString(const PString&)':
ast_h323.cpp:746: error: invalid conversion from `char' to `const char*'
/usr/include/c++/3.3.4/istream: At top level:
chan_h323.h:31: warning: `sockaddr_in bindaddr' defined but not used
make: *** [ast_h323.o] Error 1