Export wstack.

diff --git a/configure.ac b/configure.ac
index 37781c63137a8888937b2d023100d147e14abc9f..c17afcc627e47f4b7e1e80afa4cb683a9e5e96ef 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -236,6 +236,7 @@ fi
 
 # Export things for */configure.ac.
 export WERROR_CFLAGS
+export WSTACK_CFLAGS
 export WARN_CFLAGS
 export use_cxx