diff --git a/config/CONFIG.Vx b/config/CONFIG.Vx
index 2103b37c3..3f219e568 100644
--- a/config/CONFIG.Vx
+++ b/config/CONFIG.Vx
@@ -35,6 +35,7 @@ VX_GNU = $(VX_GNU_$(TORNADO))
 GNU_BIN = $(VX_GNU_BIN_$(TORNADO))
 GNU_LIB = $(VX_GNU_LIB_$(TORNADO))
 export GCC_EXEC_PREFIX = $(GNU_LIB)/gcc-lib/
+export WIND_BASE = $(VX_DIR)
 
 #--------------------------------------------------
 # VxWorks command definitions