int __cdecl appSaveStringToFile(class FString const &, wchar_t const *, class FFileManager *)

Mangled name

?appSaveStringToFile@@YAHABVFString@@PB_WPAVFFileManager@@@Z

Exported by

size	filename	version
953304	Core.dll

Imported by

size	filename
8347648	nwindow.dll
8147968	Engine.dll