1 files changed, 1 insertions, 0 deletions

diff --git a/Thread.xs b/Thread.xs
index dd94fd3415..6750505819 100644
--- a/Thread.xs
+++ b/Thread.xs
@@ -3,6 +3,7 @@
 #include "XSUB.h"
 
 static I32 threadnum = 0;
+static int sig_pipe[2];
 
 static void *
 threadstart(arg)