--- media/webrtc/trunk/src/typedefs.h.orig	2012-12-23 10:53:49.058076917 -0800
+++ media/webrtc/trunk/src/typedefs.h	2012-12-23 11:07:45.084826983 -0800
@@ -48,6 +48,10 @@
 #define WEBRTC_ARCH_32_BITS
 #define WEBRTC_ARCH_LITTLE_ENDIAN
 #define WEBRTC_LITTLE_ENDIAN
+#elif defined(__POWERPC__) || defined(__PPC__)
+#define WEBRTC_ARCH_32_BITS
+#define WEBRTC_ARCH_BIG_ENDIAN
+#define WEBRTC_BIG_ENDIAN
 #else
 #error Please add support for your architecture in typedefs.h
 #endif