Add a missing import to Engine.pm.

diff --git a/Engine.pm b/Engine.pm
index f2c6545213f67c1168c17f7e65bd8c730404467f..0a23bb159c8bc2a62b072b0af15b37091ce88a80 100644 (file)
--- a/Engine.pm
+++ b/Engine.pm
@@ -1,6 +1,7 @@
 #! /usr/bin/perl
 use strict;
 use warnings;
+use IPC::Open2;
 
 package Engine;