public: static float __cdecl std::_Ctraits<float>::atan2(float, float)

Mangled name

?atan2@?$_Ctraits@M@std@@SAMMM@Z

Exported by

size	filename	version
499712	msvcp71.dll	7.10.3077.0
853312	msvcp90.dll	9.00.30729.4148