1 files changed, 4 insertions, 0 deletions
diff --git a/vxs.inc b/vxs.inc
index 49b7927f95..2aa93d1bd1 100644
--- a/vxs.inc
+++ b/vxs.inc
@@ -47,6 +47,10 @@
     {VXS_CLASS "::is_qv", XS_version_is_qv, NULL},
 #else
 
+#ifndef dVAR
+#  define dVAR
+#endif
+
 XS(XS_UNIVERSAL_VERSION)
 {
     dVAR;