Mine

Index: SConstruct
===================================================================
--- SConstruct	(revision 16)
+++ SConstruct	(working copy)
@@ -38,14 +38,28 @@
   user = os.environ['USERNAME'].split()[0]
 
 DEFINES = ['USER_%s' % user]
+CCFLAGS = []
+LINKFLAGS = ["/DEBUG"]
+if sys.platform == 'win32':
+  # need this to find main entry point for apps on windows
+  LINKFLAGS += ["/SUBSYSTEM:WINDOWS"]
 
 if buildmode == 'debug':
-  CCFLAGS = Split("-g -Wall")
   DEFINES += Split("-DDEBUG")
+  if sys.platform == 'win32':
+    # adds debug multithreading and debuggiing optimizations on windows (?)
+    CCFLAGS += ["/MDd", "/Od"]
+  else:
+    CCFLAGS += Split("-g -Wall")
+
 elif buildmode == 'release':
-  CCFLAGS = Split("-O2")
   # -DNDEBUG will disable asserts
   DEFINES += Split("-DNDEBUG")
+  # adds multithreading on windows and some optimizations
+  if sys.platform == 'win32':
+    CCFLAGS += ["/MD", "/Ox"]
+  else:
+    CCFLAGS = Split("-O2")
 
 def EnvRequire(env, require):
   print "requiring %s..." % require
@@ -56,18 +70,22 @@
       env.ParseConfig('sdl-config --libs --cflags')
     else:
       print "passing paths"
-      env.Append(CPPPATH="$SDL_INCLUDE_PATH")
-      env.Append(LINKFLAGS="$SDL_LIB_PATH")
-      env.Append(LIBS="SDL")
+      env.Append(CPPPATH=["${SDL_INCLUDE_PATH}"])
+      env.Append(LIBPATH=["${SDL_LIB_PATH}"])
+      env.Append(LIBS=["SDL"])
 
+      if sys.platform == 'win32':
+        env.Append(LIBS=["SDLmain"])
+
   elif require.startswith('boost_'):
     env.AppendUnique(CPPPATH=["${BOOST_INCLUDE_PATH}"])
     env.AppendUnique(LIBPATH=["${BOOST_LIB_PATH}"])
-    env.Append(LIBS=require)
+    if sys.platform != 'win32':
+      env.Append(LIBS=require)
 
   elif require == 'python':
-    env.Append(CPPPATH="${PYTHON_INCLUDE_PATH}")
-    env.Append(LIBPATH="${PYTHON_LIB_PATH}")
+    env.Append(CPPPATH=["${PYTHON_INCLUDE_PATH}"])
+    env.Append(LIBPATH=["${PYTHON_LIB_PATH}"])
     env.Append(LIBS="python2.4")
 
   elif require == 'GL':
@@ -88,7 +106,7 @@
 SConsEnvironment.Require = EnvRequire
 
 # root environment for all other environments to copy from 
-rootenv = Environment(options=opts, CCFLAGS = CCFLAGS, CPPDEFINES = DEFINES)
+rootenv = Environment(options=opts, CCFLAGS = CCFLAGS, CPPDEFINES = DEFINES, LINKFLAGS=LINKFLAGS)
 Help(opts.GenerateHelpText(rootenv))
 
 rootenv.SConsignFile()
Index: libs/LSD/include/LSD.h
===================================================================
--- libs/LSD/include/LSD.h	(revision 16)
+++ libs/LSD/include/LSD.h	(working copy)
@@ -1,3 +1,14 @@
+// windows gubbins
+#pragma comment(lib, "SDL.lib")
+#pragma comment(lib, "SDLmain.lib")
+//SDL_Image is a library for loading jpg,png,etc...
+//#pragma comment(lib, "SDL_Image.lib")
+//SDL_ttf is a library for text output
+//(there are of course other possibilities to do this)
+//#pragma comment(lib, "SDL_ttf.lib")
+//SDL_mixer is essential for sound/music...
+//#pragma comment(lib, "SDL_mixer.lib")
+
 #include "LSD/sys.h"
 #include "LSD/window.h"
 #include "LSD/event.h"
Index: libs/LSD/SConscript
===================================================================
--- libs/LSD/SConscript	(revision 16)
+++ libs/LSD/SConscript	(working copy)
@@ -4,6 +4,9 @@
 LSDenv = rootenv.Copy()
 
 LSDenv.Require('SDL')
+#LSDenv.Append(CPPPATH=r"E:\projects\include\SDL\SDL-1.2.11\include")
+#LSDenv.Append(LIBPATH=r"E:\projects\include\SDL\SDL-1.2.11\lib")
+#LSDenv.Append( LIBS=Split("SDL SDLmain") )
 LSDenv.Require('boost_signals')
 LSDenv.Require('GL')
 
Index: libs/LSD/examples/ex2.cpp
===================================================================
--- libs/LSD/examples/ex2.cpp	(revision 16)
+++ libs/LSD/examples/ex2.cpp	(working copy)
@@ -17,4 +17,6 @@
     clock->update();
     printf("%f\n", clock->frameTime());
   };
+
+  return 0;
 };
Index: libs/LSD/examples/ex3.cpp
===================================================================
--- libs/LSD/examples/ex3.cpp	(revision 16)
+++ libs/LSD/examples/ex3.cpp	(working copy)
@@ -14,6 +14,15 @@
     gRunning = false;
 };
 
+namespace boost {
+
+void throw_exception(std::exception const & e)
+{
+
+};
+
+}
+
 int main(int argc, char** argv)
 {
   LSD::cSystem::instance();
@@ -35,4 +44,6 @@
   {
     eventmgr->update(); 
   };
+
+  return 0;
 };
Index: libs/LSD/examples/ex4.cpp
===================================================================
--- libs/LSD/examples/ex4.cpp	(revision 16)
+++ libs/LSD/examples/ex4.cpp	(working copy)
@@ -12,6 +12,15 @@
   printf("but down %u %u %u\n", but, x, y);
 };
 
+namespace boost {
+
+void throw_exception(std::exception const & e)
+{
+
+};
+
+}
+
 int main(int argc, char** argv)
 {
   LSD::cSystem::instance();
@@ -34,4 +43,6 @@
   {
     eventmgr->update(); 
   };
+
+  return 0;
 };
Index: libs/LSD/examples/ex1.cpp
===================================================================
--- libs/LSD/examples/ex1.cpp	(revision 16)
+++ libs/LSD/examples/ex1.cpp	(working copy)
@@ -1,7 +1,7 @@
 #include "LSD/sys.h"
 #include "LSD/window.h"
 
-int main(int argc, char** argv)
+int main(int argc, char* argv[])
 {
   LSD::cSystem::instance();