Try to determine why the "hash" module is not being included in Windows pre-built binaries.

setup.py

@@ -226,6 +226,13 @@ class BuildExtCommand(build_ext):
     if self.dynamic_linking:
       module.libraries.append('yara')
     else:
+
+      print self.define
+
+      module.define_macros.append(('HASH_MODULE', '1'))
+      module.define_macros.append(('HAVE_LIBCRYPTO', '1'))
+      module.libraries.append('crypto')
+
       if not self.define or not ('HASH_MODULE', '1') in self.define:
         if (has_function('MD5_Init', libraries=['crypto']) and
             has_function('SHA256_Init', libraries=['crypto'])):