static void Do_ResolveName PARAMS(( const char *Host, int w_fd ));
static bool register_callback PARAMS((RES_STAT *s, void (*cbfunc)(int, short)));
static void Do_ResolveName PARAMS(( const char *Host, int w_fd ));
static bool register_callback PARAMS((RES_STAT *s, void (*cbfunc)(int, short)));