diff --git a/configure b/configure
index 5b38f28..08b259c 100755
--- a/configure
+++ b/configure
@@ -60,6 +60,13 @@ case "$cpu" in
     cpu="unknown"
   ;;
 esac
+if [ "cpu" = x86 ] && [ "$(uname -s)" = "Darwin" ]
+then
+	if [ $(uname -r | cut -d '.' -f 1) -eq 10 ]
+	then
+		cpu="x86-64"
+	fi
+fi
 gprof="no"
 bigendian="no"
 mingw32="no"