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-rw-r--r--src/common/aes.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/common/aes.c b/src/common/aes.c
index 0b87f44155..5707e86c3d 100644
--- a/src/common/aes.c
+++ b/src/common/aes.c
@@ -97,7 +97,9 @@ const char aes_c_id[] = "$Id$";
/* Figure out which AES optimizations to use. */
#ifdef USE_BUILTIN_AES
# define USE_RIJNDAEL_COUNTER_OPTIMIZATION
-# if defined(__powerpc__) || defined(__powerpc64__)
+# if 0 && (defined(__powerpc__) || defined(__powerpc64__))
+/* XXXX do more experimentation before concluding this is actually
+ * a good idea. */
# define FULL_UNROLL
# endif
#endif