remove unused defines, cant check every case but from grepping the souece it should go ok.

extern/bullet2/CMakeLists.txt

@@ -32,14 +32,12 @@ FILE(GLOB SRC
 	src/BulletCollision/CollisionShapes/*.cpp
 	src/BulletCollision/NarrowPhaseCollision/*.cpp
 	src/BulletCollision/Gimpact/*.cpp
-	src/BulletCollision//CollisionDispatch/*.cpp
+	src/BulletCollision/CollisionDispatch/*.cpp
 	src/BulletDynamics/ConstraintSolver/*.cpp
 	src/BulletDynamics/Vehicle/*.cpp
 	src/BulletDynamics/Dynamics/*.cpp
 	src/BulletSoftBody/*.cpp
 )
 
-ADD_DEFINITIONS(-D_LIB)
-
 BLENDERLIB(extern_bullet "${SRC}" "${INC}")
-#, libtype=['game2', 'player'], priority=[20, 170], compileflags=cflags )
+

extern/bullet2/src/SConscript

@@ -4,11 +4,11 @@ import os
 
 Import('env')
 
-defs = 'USE_DOUBLES QHULL _LIB'
+defs = ''
 cflags = []
 
 if env['OURPLATFORM'] in ('win32-vc', 'win64-vc'):
-    defs += ' WIN32 NDEBUG _WINDOWS _LIB'
+    defs += ' WIN32 NDEBUG _WINDOWS'
     #cflags += ['/MT', '/W3', '/GX', '/O2', '/Op']
     cflags += ['/MT', '/W3', '/GX', '/Og', '/Ot', '/Ob1', '/Op', '/G6', '/O3', '/EHcs']
 elif env['OURPLATFORM']=='win32-mingw':