1 files changed, 4 insertions, 0 deletions
diff --git a/setup.py b/setup.py
index 998122e..5269e9d 100644
--- a/setup.py
+++ b/setup.py
@@ -166,6 +166,10 @@ class PCTBuildExt (build_ext):
         if not ac.get("HAVE_WMMINTRIN_H"):
             # AES-NI instrincs not available
             self.__remove_extensions(["Crypto.Cipher._AESNI"])
+        elif not (ac.get("HAVE_POSIX_MEMALIGN") or ac.get("HAVE_ALIGNED_ALLOC")
+                  or ac.get("HAVE__ALIGNED_MALLOC")):
+            # no function to allocate aligned memory is available
+            self.__remove_extensions(["Crypto.Cipher._AESNI"])
         elif ac.get("HAVE_MAES"):
             # -maes has to be passed to the compiler to use the AES-NI instrincs
             self.__add_extension_compile_option(["Crypto.Cipher._AESNI"],