Fix configure script on Mac OS X.

1 files changed, 1 insertions, 1 deletions

diff --git a/configure b/configure
index b037df9..34e8c30 100755
--- a/configure
+++ b/configure
@@ -170,7 +170,7 @@ if (!$installp && !@steps) {
     if ($xcode) {
         print " * In a shell, type:\n   $XCODEBUILD";
         print ' -configuration Debug';
-        if ($optionalp) {
+        unless ($optionalp) {
             print ' -target toilet';
         } else {
             print ' -target "toilet (no LLVM)"';