gnulib: Use getopt-gnu module for increased tool portability.

[liblbx.git] / gnulib

diff --git a/gnulib b/gnulib
new file mode 160000 (submodule)
index 0000000..9d0ad65
--- /dev/null
+++ b/gnulib
@@ -0,0 +1 @@
+Subproject commit 9d0ad652de159d08e5f679842f8a2a5658196361