Listing 9-10 extracted from chapter Fundamental concepts of the language

Listing 9-9<     > Listing 9-11

This listing can be compiled with the command line:
csc.exe /out:Asm2.dll /target:library Example_9_10_to_rename_Asm2.cs
Errors: 0 Warnings: 0

namespace Custom.IO{ public class Stream{} }