diff --git a/sysdeps/m68k/bits/endian.h b/sysdeps/m68k/bits/endian.h
new file mode 100644
index 0000000000..6f985293f2
--- /dev/null
+++ b/sysdeps/m68k/bits/endian.h
@@ -0,0 +1,3 @@
+/* m68k is big-endian.  */
+
+#define __BYTE_ORDER __BIG_ENDIAN