GCC-4.x fixes: clean up global data pointer initialization for all boards.
diff --git a/lib_ppc/board.c b/lib_ppc/board.c
index e569e97..e68cf1f 100644
--- a/lib_ppc/board.c
+++ b/lib_ppc/board.c
@@ -90,6 +90,7 @@
 #endif
 
 #include <environment.h>
+
 DECLARE_GLOBAL_DATA_PTR;
 
 #if defined(CFG_ENV_IS_EMBEDDED)