build: fix the generation of the documentation.

[bison.git] / build-aux / move-if-change

diff --git a/build-aux/move-if-change b/build-aux/move-if-change
new file mode 120000 (symlink)
index 0000000..2df61a6
--- /dev/null
+++ b/build-aux/move-if-change
@@ -0,0 +1 @@
+../gnulib/build-aux/move-if-change
\ No newline at end of file