nss_wrapper: check for nss.h

Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>

Autobuild-User(master): Ralph Böhme <slow@samba.org>
Autobuild-Date(master): Wed Oct 15 14:06:11 CEST 2014 on sn-devel-104
Update zlib using update-external.sh.

Change-Id: I9465ef84084a70187f693fea4762f3d68274fe99
Signed-Off-By: Jelmer Vernooij <jelmer@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Fix path to zlib in update-external.sh.

Change-Id: I25f308d037cc47bacd3a371cafca9c3e22f4a92d
Signed-Off-By: Jelmer Vernooij <jelmer@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
update-external.sh: Update upstream URLs for testtools and subunit.

Change-Id: Iaba422aa5dec30c3a4953907d9d73e018206e0e6
Signed-Off-By: Jelmer Vernooij <jelmer@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>

Autobuild-User(master): Andrew Bartlett <abartlet@samba.org>
Autobuild-Date(master): Thu Oct 16 01:35:19 CEST 2014 on sn-devel-104