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$NetBSD: patch-src_system_ByteOrder.hxx,v 1.1 2014/05/16 00:33:47 pho Exp $
<endian.h> is a non-standard header that only Linux provides.
--- src/system/ByteOrder.hxx.orig 2014-05-15 23:46:49.000000000 +0000
+++ src/system/ByteOrder.hxx
@@ -40,8 +40,18 @@
/* well-known big-endian */
# define IS_LITTLE_ENDIAN false
# define IS_BIG_ENDIAN true
+#elif defined(__APPLE__)
+/* generic compile-time check for MacOS */
+# include <machine/endian.h>
+# if BYTE_ORDER == LITTLE_ENDIAN
+# define IS_LITTLE_ENDIAN true
+# define IS_BIG_ENDIAN false
+# else
+# define IS_LITTLE_ENDIAN false
+# define IS_BIG_ENDIAN true
+# endif
#else
-/* generic compile-time check */
+/* generic compile-time check for Linux */
# include <endian.h>
# if __BYTE_ORDER == __LITTLE_ENDIAN
# define IS_LITTLE_ENDIAN true
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