add dylib to the extensions, to be able to load pyuno.dylib via "import pyuno"
--- misc/Python-2.6.1/Python/dynload_shlib.c	2006-01-04 02:30:17.000000000 +0100
+++ misc/build/Python-2.6.1/Python/dynload_shlib.c	2011-06-11 19:42:09.000000000 +0200
@@ -46,6 +46,10 @@
         {"module.exe", "rb", C_EXTENSION},
         {"MODULE.EXE", "rb", C_EXTENSION},
 #else
+#ifdef __APPLE__
+	{".dylib", "rb", C_EXTENSION},
+	{"module.dylib", "rb", C_EXTENSION},
+#endif
 	{".so", "rb", C_EXTENSION},
 	{"module.so", "rb", C_EXTENSION},
 #endif