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-rw-r--r--tools/virtio/ringtest/main.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/virtio/ringtest/main.h b/tools/virtio/ringtest/main.h
index 14142faf040b..90b0133004e1 100644
--- a/tools/virtio/ringtest/main.h
+++ b/tools/virtio/ringtest/main.h
@@ -10,6 +10,8 @@
#include <stdbool.h>
+extern int param;
+
extern bool do_exit;
#if defined(__x86_64__) || defined(__i386__)