1 files changed, 1 insertions, 1 deletions
diff --git a/configure b/configure
index c519e40439..b87532b0c0 100755
--- a/configure
+++ b/configure
@@ -3168,7 +3168,7 @@ cc_check && _memalign=yes
 if test "$_memalign" = yes ; then
   def_memalign='#define HAVE_MEMALIGN 1'
 else
-  def_memalign='#undef HAVE_MEMALIGN'
+  def_memalign='#define HAVE_MEMALIGN 0'
   def_map_memalign='#define memalign(a,b) malloc(b)'
   darwin || def_memalign_hack='#define CONFIG_MEMALIGN_HACK 1'
 fi