diff --git a/configure.in b/configure.in
index 7445e6d..6e9ab34 100644
--- a/configure.in
+++ b/configure.in
@@ -1294,6 +1294,14 @@
 EOF
 AC_CHECK_TYPE(socklen_t, int)
 
+AC_MSG_CHECKING(for Modules/Setup)
+if test ! -f Modules/Setup ; then
+    cp "$srcdir/Modules/Setup.dist" Modules/Setup
+    AC_MSG_RESULT(creating)
+else
+    AC_MSG_RESULT(already exists)
+fi
+
 # generate output files
 AC_OUTPUT(Makefile \
  Objects/Makefile \