diff --git a/CMake/ExternalAssimp.cmake b/CMake/ExternalAssimp.cmake
index 4ec7d48bb..4566ea156 100644
--- a/CMake/ExternalAssimp.cmake
+++ b/CMake/ExternalAssimp.cmake
@@ -9,9 +9,9 @@ SET(assimp_CMAKE_ARGS
     -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
 	-DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
     -DCMAKE_OSX_ARCHITECTURES=${CMAKE_OSX_ARCHITECTURES}
-    -DCMAKE_DEBUG_POSTFIX=d 
-    -DENABLE_BOOST_WORKAROUND=ON 
-    -DBUILD_ASSIMP_TOOLS=OFF 
+    -DCMAKE_DEBUG_POSTFIX=d
+    -DENABLE_BOOST_WORKAROUND=ON
+    -DBUILD_ASSIMP_TOOLS=OFF
     -DBUILD_TESTS=OFF
 )
 
@@ -26,11 +26,11 @@ ExternalProject_Add(assimp
 
     DOWNLOAD_DIR ${POLYCODE_DEPS_DOWNLOAD_DIR}
 
-    PATCH_COMMAND ${CMAKE_COMMAND} -E copy_if_different ${PolycodeDependencies_SOURCE_DIR}/../CMake/assimp.cmake <SOURCE_DIR>/code/CMakeLists.txt && ${CMAKE_COMMAND} -E copy_if_different ${PolycodeDependencies_SOURCE_DIR}/../CMake/assimp_patch/Vertex.h <SOURCE_DIR>/code/Vertex.h  && ${CMAKE_COMMAND} -E copy_if_different ${PolycodeDependencies_SOURCE_DIR}/../CMake/assimp_patch/BlenderModifier.cpp <SOURCE_DIR>/code/BlenderModifier.cpp  && ${CMAKE_COMMAND} -E copy_if_different ${PolycodeDependencies_SOURCE_DIR}/../CMake/assimp_patch/LWOAnimation.cpp <SOURCE_DIR>/code/LWOAnimation.cpp
-    
+    PATCH_COMMAND ${CMAKE_COMMAND} -E copy_if_different ${PolycodeDependencies_SOURCE_DIR}/../CMake/assimp.cmake <SOURCE_DIR>/code/CMakeLists.txt && ${CMAKE_COMMAND} -E copy_if_different ${PolycodeDependencies_SOURCE_DIR}/../CMake/assimp_patch/Vertex.h <SOURCE_DIR>/code/Vertex.h  && ${CMAKE_COMMAND} -E copy_if_different ${PolycodeDependencies_SOURCE_DIR}/../CMake/assimp_patch/BlenderModifier.cpp <SOURCE_DIR>/code/BlenderModifier.cpp  && ${CMAKE_COMMAND} -E copy_if_different ${PolycodeDependencies_SOURCE_DIR}/../CMake/assimp_patch/LWOAnimation.cpp <SOURCE_DIR>/code/LWOAnimation.cpp && ${CMAKE_COMMAND} -E copy_if_different ${PolycodeDependencies_SOURCE_DIR}/../CMake/assimp_patch/AssimpPCH.h <SOURCE_DIR>/code/AssimpPCH.h
+
     URL http://download.sourceforge.net/assimp/assimp--2.0.863-sdk.zip
     URL_MD5 9f41662501bd9d9533c4cf03b7c25d5b
 
-    INSTALL_DIR ${POLYCODE_DEPS_TOOLS_PREFIX} 
+    INSTALL_DIR ${POLYCODE_DEPS_TOOLS_PREFIX}
     CMAKE_ARGS ${assimp_CMAKE_ARGS}
 )
diff --git a/CMake/assimp_patch/AssimpPCH.h b/CMake/assimp_patch/AssimpPCH.h
new file mode 100644
index 000000000..40e23896f
--- /dev/null
+++ b/CMake/assimp_patch/AssimpPCH.h
@@ -0,0 +1,149 @@
+/*
+---------------------------------------------------------------------------
+Open Asset Import Library (ASSIMP)
+---------------------------------------------------------------------------
+
+Copyright (c) 2006-2010, ASSIMP Development Team
+
+All rights reserved.
+
+Redistribution and use of this software in source and binary forms,
+with or without modification, are permitted provided that the following
+conditions are met:
+
+* Redistributions of source code must retain the above
+  copyright notice, this list of conditions and the
+  following disclaimer.
+
+* Redistributions in binary form must reproduce the above
+  copyright notice, this list of conditions and the
+  following disclaimer in the documentation and/or other
+  materials provided with the distribution.
+
+* Neither the name of the ASSIMP team, nor the names of its
+  contributors may be used to endorse or promote products
+  derived from this software without specific prior
+  written permission of the ASSIMP Development Team.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+---------------------------------------------------------------------------
+*/
+
+/** @file AssimpPCH.h
+ *  PCH master include. Every unit in Assimp has to include it.
+ */
+
+#ifndef ASSIMP_PCH_INCLUDED
+#define ASSIMP_PCH_INCLUDED
+#define ASSIMP_INTERNAL_BUILD
+
+// ----------------------------------------------------------------------------------------
+/* General compile config taken from aiDefines.h. It is important that the user compiles
+ * using exactly the same settings in aiDefines.h. Settings in AssimpPCH.h may differ,
+ * they won't affect the public API.
+ */
+#include "../include/aiDefines.h"
+
+/* Include our stdint.h replacement header for MSVC, take the global header for gcc/mingw
+ */
+ #if defined( _MSC_VER ) && ( _MSC_VER < 1600 )
+#	include "pstdint.h"
+#else
+#	include <stdint.h>
+#endif
+
+/* Undefine the min/max macros defined by some platform headers (namely Windows.h) to
+ * avoid obvious conflicts with std::min() and std::max().
+ */
+#undef min
+#undef max
+
+/* Concatenate two tokens after evaluating them
+ */
+#define _AI_CONCAT(a,b)  a ## b
+#define  AI_CONCAT(a,b)  _AI_CONCAT(a,b)
+
+/* Helper macro to set a pointer to NULL in debug builds
+ */
+#if (defined _DEBUG)
+#	define AI_DEBUG_INVALIDATE_PTR(x) x = NULL;
+#else
+#	define AI_DEBUG_INVALIDATE_PTR(x)
+#endif
+
+/* Beginning with MSVC8 some C string manipulation functions are mapped to their _safe_
+ * counterparts (e.g. _itoa_s). This avoids a lot of trouble with deprecation warnings.
+ */
+#if _MSC_VER >= 1400 && !(defined _CRT_SECURE_CPP_OVERLOAD_STANDARD_NAMES)
+#	define _CRT_SECURE_CPP_OVERLOAD_STANDARD_NAMES 1
+#endif
+
+/* size_t to unsigned int, possible loss of data. The compiler is right with his warning
+ * but this loss of data won't be a problem for us. So shut up, little boy.
+ */
+#ifdef _MSC_VER
+#	pragma warning (disable : 4267)
+#endif
+
+// ----------------------------------------------------------------------------------------
+/* Actually that's not required for MSVC. It is included somewhere in the deeper parts of
+ * the MSVC STL but it's necessary for proper build with STLport.
+ */
+#include <ctype.h>
+
+// Runtime/STL headers
+#include <vector>
+#include <list>
+#include <map>
+#include <set>
+#include <string>
+#include <sstream>
+#include <iomanip>
+#include <cassert>
+#include <stack>
+#include <queue>
+#include <iostream>
+#include <algorithm>
+#include <numeric>
+#include <new>
+#include <cstdio>
+
+// Boost headers
+#include <boost/pointer_cast.hpp>
+#include <boost/scoped_ptr.hpp>
+#include <boost/scoped_array.hpp>
+#include <boost/shared_ptr.hpp>
+#include <boost/shared_array.hpp>
+//#include <boost/make_shared.hpp>
+#include <boost/format.hpp>
+#include <boost/foreach.hpp>
+#include <boost/static_assert.hpp>
+#include <boost/lexical_cast.hpp>
+
+// Public ASSIMP headers
+#include "../include/DefaultLogger.h"
+#include "../include/IOStream.h"
+#include "../include/IOSystem.h"
+#include "../include/aiScene.h"
+#include "../include/aiPostProcess.h"
+#include "../include/assimp.hpp"
+
+// Internal utility headers
+#include "BaseImporter.h"
+#include "MaterialSystem.h"
+#include "StringComparison.h"
+#include "StreamReader.h"
+#include "qnan.h"
+
+
+#endif // !! ASSIMP_PCH_INCLUDED
diff --git a/CMake/openal.cmake b/CMake/openal.cmake
index 15891eca4..7339c6fef 100644
--- a/CMake/openal.cmake
+++ b/CMake/openal.cmake
@@ -280,9 +280,9 @@ IF(NOT HAVE_STRNCASECMP)
     ADD_DEFINITIONS(-Dstrncasecmp=_strnicmp)
 ENDIF()
 
-CHECK_FUNCTION_EXISTS(snprintf HAVE_SNPRINTF)
+CHECK_SYMBOL_EXISTS(snprintf stdio.h HAVE_SNPRINTF)
 IF(NOT HAVE_SNPRINTF)
-    CHECK_FUNCTION_EXISTS(_snprintf HAVE__SNPRINTF)
+    CHECK_SYMBOL_EXISTS(_snprintf stdio.h HAVE__SNPRINTF)
     IF(NOT HAVE__SNPRINTF)
         MESSAGE(FATAL_ERROR "No snprintf function found, please report!")
     ENDIF()
@@ -290,9 +290,9 @@ IF(NOT HAVE_SNPRINTF)
     ADD_DEFINITIONS(-Dsnprintf=_snprintf)
 ENDIF()
 
-CHECK_FUNCTION_EXISTS(vsnprintf HAVE_VSNPRINTF)
+CHECK_SYMBOL_EXISTS(vsnprintf stdio.h HAVE_VSNPRINTF)
 IF(NOT HAVE_VSNPRINTF)
-    CHECK_FUNCTION_EXISTS(_vsnprintf HAVE__VSNPRINTF)
+    CHECK_SYMBOL_EXISTS(_vsnprintf stdio.h HAVE__VSNPRINTF)
     IF(NOT HAVE__VSNPRINTF)
         MESSAGE(FATAL_ERROR "No vsnprintf function found, please report!")
     ENDIF()
@@ -779,4 +779,3 @@ IF(EXAMPLES)
         MESSAGE(STATUS "")
     ENDIF()
 ENDIF()
-
diff --git a/Tools/Contents/polybuild/Source/polybuild.cpp b/Tools/Contents/polybuild/Source/polybuild.cpp
index a67dba460..245d8caec 100644
--- a/Tools/Contents/polybuild/Source/polybuild.cpp
+++ b/Tools/Contents/polybuild/Source/polybuild.cpp
@@ -134,7 +134,7 @@ int main(int argc, char **argv) {
 	}
 #endif
 
-	printf("Polycode build tool v"POLYCODE_VERSION_STRING"\n");
+	printf("Polycode build tool v" POLYCODE_VERSION_STRING "\n");
 
 	for(int i=0; i < argc; i++) {
 		String argString = String(argv[i]);
diff --git a/Tools/Contents/polyimport/Source/polyimport.cpp b/Tools/Contents/polyimport/Source/polyimport.cpp
index 218317f9e..df0540f23 100644
--- a/Tools/Contents/polyimport/Source/polyimport.cpp
+++ b/Tools/Contents/polyimport/Source/polyimport.cpp
@@ -581,7 +581,7 @@ int main(int argc, char **argv) {
 	}
 		
 	if(!listOnly) {
-		printf("Polycode import tool v"POLYCODE_VERSION_STRING"\n");	
+		printf("Polycode import tool v" POLYCODE_VERSION_STRING "\n");	
 	}
 	
 	if(!argsValid) {