diff --git a/configure.in b/configure.in
index 41d1be2489..9a814ee1ac 100644
--- a/configure.in
+++ b/configure.in
@@ -613,6 +613,10 @@ fi
 
 SAC_OPENSSL
 
+if test x$HAVE_OPENSSL = x1; then
+	openssl_CFLAGS="$openssl_CFLAGS -DHAVE_OPENSSL";
+fi
+
 AX_CHECK_JAVA