[DirectX 7 Programmer's Reference] Unicode vs. ANSI Interfaces (56.4989358467619%)

Microsoft DirectX 7.0 > DirectPlay > DirectPlay Architecture > Overview of DirectPlay Interfaces

[DirectX 3 Programmer's Reference] Unicode Versus ANSI DirectPlayLobby Interfaces (45.1254180602007%)

DirectPlay > DirectPlay Interface Overviews > IDirectPlayLobby Interface