maint: include the module year2038 from gnulib

* bootstrap.conf (gnulib_modules): Add 'year2038' to ensure that time_t
is 64-bit (and thus works after 2038).

Suggested by Bruno Haible in
https://lists.gnu.org/r/bug-gnulib/2017-11/msg00022.html

diff --git a/bootstrap.conf b/bootstrap.conf
index ce1689a7e4bddd3d019803f798db358f9b63219a..5556a0c5dd8a51c595b56b8b66affdfbb506fbab 100644 (file)
--- a/bootstrap.conf
+++ b/bootstrap.conf
@@ -294,6 +294,7 @@ gnulib_modules="
   xstrtol
   xstrtold
   xstrtoumax
+  year2038
   yesno
 "