1 files changed, 2 insertions, 0 deletions

diff --git a/src/lib/libcrypto/util/mk1mf.pl b/src/lib/libcrypto/util/mk1mf.pl
index c538f9dffb..b4bc0457e5 100644
--- a/src/lib/libcrypto/util/mk1mf.pl
+++ b/src/lib/libcrypto/util/mk1mf.pl
@@ -277,6 +277,8 @@ $defs= <<"EOF";
 
 EOF
 
+$defs .= $preamble if defined $preamble;
+
 if ($platform eq "VC-CE")
         {
         $defs.= <<"EOF";