--- a/include/IrrCompileConfig.h.old	2012-03-04 18:52:30.126013551 +0100
+++ b/include/IrrCompileConfig.h	2012-03-04 18:54:32.118827973 +0100
@@ -244,7 +244,7 @@ the engine will no longer read .jpeg ima
 //! Define _IRR_USE_NON_SYSTEM_JPEG_LIB_ to let irrlicht use the jpeglib which comes with irrlicht.
 /** If this is commented out, Irrlicht will try to compile using the jpeg lib installed in the system.
 	This is only used when _IRR_COMPILE_WITH_LIBJPEG_ is defined. */
-#define _IRR_USE_NON_SYSTEM_JPEG_LIB_
+//#define _IRR_USE_NON_SYSTEM_JPEG_LIB_
 #ifdef NO_IRR_USE_NON_SYSTEM_JPEG_LIB_
 #undef _IRR_USE_NON_SYSTEM_JPEG_LIB_
 #endif
@@ -260,7 +260,7 @@ the engine will no longer read .png imag
 //! Define _IRR_USE_NON_SYSTEM_LIBPNG_ to let irrlicht use the libpng which comes with irrlicht.
 /** If this is commented out, Irrlicht will try to compile using the libpng installed in the system.
 	This is only used when _IRR_COMPILE_WITH_LIBPNG_ is defined. */
-#define _IRR_USE_NON_SYSTEM_LIB_PNG_
+//#define _IRR_USE_NON_SYSTEM_LIB_PNG_
 #ifdef NO_IRR_USE_NON_SYSTEM_LIB_PNG_
 #undef _IRR_USE_NON_SYSTEM_LIB_PNG_
 #endif
@@ -597,7 +597,7 @@ ones. */
 /** If this is commented out, Irrlicht will try to compile using the zlib
 installed on the system. This is only used when _IRR_COMPILE_WITH_ZLIB_ is
 defined. */
-#define _IRR_USE_NON_SYSTEM_ZLIB_
+//#define _IRR_USE_NON_SYSTEM_ZLIB_
 #ifdef NO_IRR_USE_NON_SYSTEM_ZLIB_
 #undef _IRR_USE_NON_SYSTEM_ZLIB_
 #endif
@@ -618,7 +618,7 @@ library. */
 /** If this is commented out, Irrlicht will try to compile using the bzlib
 installed on the system. This is only used when _IRR_COMPILE_WITH_BZLIB_ is
 defined. */
-#define _IRR_USE_NON_SYSTEM_BZLIB_
+//#define _IRR_USE_NON_SYSTEM_BZLIB_
 #ifdef NO_IRR_USE_NON_SYSTEM_BZLIB_
 #undef _IRR_USE_NON_SYSTEM_BZLIB_
 #endif