common/arch.h

diff --git a/common/arch.h b/common/arch.h

index a380511..38bc6f2 100644

--- a/common/arch.h

+++ b/common/arch.h

@@ -26,11 +26,19 @@

 #if !(defined(L_ENDIAN) || defined(B_ENDIAN))

 /* check endianess */

-#if defined(__sparc__) || defined(__PPC__) || defined(__ppc__) || \

-    defined(__hppa__)

-#define B_ENDIAN

+#if defined(__powerpc64__)

+# if defined(__BIG_ENDIAN__)

+#  define B_ENDIAN

+# else

+#  define L_ENDIAN

+# endif

 #else

-#define L_ENDIAN

+# if defined(__sparc__) || defined(__PPC__) || defined(__ppc__) || \

+     defined(__hppa__)

+#  define B_ENDIAN

+# else

+#  define L_ENDIAN

+# endif

 #endif

 /* check if we need to align data */

 #if defined(__sparc__) || defined(__alpha__) || defined(__hppa__) || \