fake:

package/base/dietlibc/dietlibc.conf

@@ -43,6 +43,10 @@ EOT
 		sed -i "s,^#define WANT_SYSENTER$,/*\0*/," dietfeatures.h
 	fi
 
+	if [ $arch = "powerpc" ] ; then
+		ln -s bin-ppc bin-powerpc
+	fi
+
 	# build package
 	if [ "$crossnative" = native ] ; then
 		# dietlibc uses uname - so we always need to set MYARCH