maint: update to latest gnulib

Fix a regression in checking for realpath (which caused link
failures regarding duplicate rpl_canonicalize_file_name), and
fix the mingw build regarding unsetenv.

* .gnulib: Update to latest.

Signed-off-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Eric Blake 2016-01-04 13:45:51 -07:00
parent e9ef4dfac8
commit 0ebd0b19d3

@ -1 +1 @@
Subproject commit 8d807a99c6e8eecd2a9cf7c7b5d48ec0b2c934f8
Subproject commit 246b3b28808ee5f4664be674dce573af9497fc7a