File 06_fix_build_sdlnet.patch of Package warmux

Description: Fix FTBFS with libsdl-net 1.2.8.
Author: Felix Geyer <debfx-pkg@fobos.de>

--- warmux-11.04.1+repack.orig/lib/warmux/action/action.cpp
+++ warmux-11.04.1+repack/lib/warmux/action/action.cpp
@@ -85,7 +85,7 @@
 {
   m_creator = _creator;
 
-  m_header.len = SDLNet_Read32(buffer);
+  m_header.len = SDLNet_Read32(const_cast<char*>(buffer));
   ASSERT(m_header.len >= sizeof(Header));
   buffer += 4;
   // All of the following could be skipped for the actions we now,