facilities provided here. A derived pretty-printer can override
any function listed in the vtable below. See cp/cxx-pretty-print.h
and cp/cxx-pretty-print.c for an example of derivation. */
-struct c_pretty_printer : pretty_printer
+class c_pretty_printer : public pretty_printer
{
+public:
c_pretty_printer ();
// Format string, possibly translated.