patch: Add piuio-khack module

This module takes care of emulating the ITG 2 piuio kernel driver
hack. As a separate module, this can be hooked into any chain of
existing hooks providing a greater level of flexibility and
transparency.

cmake/src/main/hook/patch/CMakeLists.txt

@@ -21,6 +21,7 @@ set(SOURCE_FILES
         ${SRC}/piubtn.c
         ${SRC}/piuio.c
         ${SRC}/piuio-exit.c
+        ${SRC}/piuio-khack.c
         ${SRC}/ram-wipe.c
         ${SRC}/redir.c
         ${SRC}/sigsegv.c