public: class std::basic_ostream<char, struct std::char_traits<char> > & __thiscall M4::FourCC::operator<<(class std::basic_ostream<char, struct std::char_traits<char> > &)

Mangled name

??6FourCC@M4@@QAEAAV?$basic_ostream@DU?$char_traits@D@std@@@std@@AAV23@@Z

Exported by

size	filename	version
6184960	Spark_Core.dll