"u_dzDllLoader/ResourceDllLoader allow to
access DLLs functions in a object oriented manner, the latter provides loading a
DLL from the program’s resources rather than from disk (which is a hack, so beware that it might not work on the latest and greatest Windows version)"
https://blog.dummzeuch.de/dzlib/
Es funktioniert definitiv noch im aktuellen Windows 10 64 Bit. Aber nur für 32-Bit Programme und DLLs.