build: use gnulib's dirname module

* bootstrap.conf (gnulib_modules): Add dirname.

diff --git a/bootstrap.conf b/bootstrap.conf
index def43c6..f6de41c 100644 (file)
--- a/bootstrap.conf
+++ b/bootstrap.conf
@@ -29,6 +29,7 @@ gnulib_modules="
        alloca announce-gen assert
        calloc config-h configmake
        closeout
+       dirname
        fdl
        gettext
        git-version-gen