--- openh323gk/MakeCall.h 2007-12-18 17:10:53.000000000 -0800 +++ openh323gk/MakeCall.h.new 2007-12-26 00:24:16.000000000 -0800 @@ -16,6 +16,7 @@ #include <ptlib.h> #include <h323.h> +#include <ptlib/sound.h> #include "singleton.h" #include <map> using namespace std;