Don't define __*_ENDIAN__ macro on Unix. (#495)

1 files changed, 2 insertions, 4 deletions

diff --git a/setup.py b/setup.py
index 01f125f..502ed33 100755
--- a/setup.py
+++ b/setup.py
@@ -79,12 +79,10 @@ class Sdist(sdist):
 
 
 libraries = []
+macros = []
+
 if sys.platform == "win32":
     libraries.append("ws2_32")
-
-if sys.byteorder == "big":
-    macros = [("__BIG_ENDIAN__", "1")]
-else:
     macros = [("__LITTLE_ENDIAN__", "1")]
 
 ext_modules = []