The following revision refers to this bug:
  https://chromium.googlesource.com/chromiumos/third_party/ltp/+/a65f2a363592cf25342051131358cdf046f20064

commit a65f2a363592cf25342051131358cdf046f20064
Author: Yunlian Jiang <yunlian@google.com>
Date: Wed Jul 18 04:53:17 2018

ltp: remove unused rusers.h

This cherry-picks an upstream commit to make it build with
glibc 2.27 on ARM.

commit 5dc1397f236f55cb56d4f510022a69dca8b58324
Author: Erico Nunes <nunes.erico@gmail.com>
Date:   Thu Feb 16 12:10:38 2017 +0100

    rusers.h is unused and not available for uClibc-ng / libtirpc

    Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
    Signed-off-by: Erico Nunes <nunes.erico@gmail.com>
    Signed-off-by: Petr Vorel <pvorel@suse.cz>

BUG= chromium:864587 
TEST=emerge-kevin autotest-deps-ltp passes with glibc 2.27.

Change-Id: Ia2ee787a276d455d1532827146056cf1da4ad0e1
Reviewed-on: https://chromium-review.googlesource.com/1141068
Commit-Ready: Yunlian Jiang <yunlian@chromium.org>
Tested-by: Yunlian Jiang <yunlian@chromium.org>
Reviewed-by: Manoj Gupta <manojgupta@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>

[modify] https://crrev.com/a65f2a363592cf25342051131358cdf046f20064/testcases/network/rpc/rpc-tirpc/tests_pack/rpc_suite/rpc/rpc_createdestroy_clntudp_bufcreate/rpc_clntudp_bufcreate_limits.c
[modify] https://crrev.com/a65f2a363592cf25342051131358cdf046f20064/testcases/network/rpc/rpc-tirpc/tests_pack/rpc_suite/rpc/rpc_createdestroy_clntudp_bufcreate/rpc_clntudp_bufcreate.c
[modify] https://crrev.com/a65f2a363592cf25342051131358cdf046f20064/testcases/network/rpc/rpc-tirpc/tests_pack/rpc_suite/rpc/rpc_createdestroy_clntudp_create/rpc_clntudp_create_stress.c
[modify] https://crrev.com/a65f2a363592cf25342051131358cdf046f20064/testcases/network/rpc/rpc-tirpc/tests_pack/rpc_suite/rpc/rpc_auth_authunix_create_default/rpc_authunix_create_default.c
[modify] https://crrev.com/a65f2a363592cf25342051131358cdf046f20064/testcases/network/rpc/rpc-tirpc/tests_pack/rpc_suite/rpc/rpc_createdestroy_clnttcp_create/rpc_clnttcp_create.c
[modify] https://crrev.com/a65f2a363592cf25342051131358cdf046f20064/testcases/network/rpc/rpc-tirpc/tests_pack/rpc_suite/rpc/rpc_auth_authnone_create/rpc_authnone_create.c
[modify] https://crrev.com/a65f2a363592cf25342051131358cdf046f20064/testcases/network/rpc/rpc-tirpc/tests_pack/rpc_suite/rpc/rpc_createdestroy_clntudp_create/rpc_clntudp_create.c
[modify] https://crrev.com/a65f2a363592cf25342051131358cdf046f20064/testcases/network/rpc/rpc-tirpc/tests_pack/rpc_suite/rpc/rpc_createdestroy_clnttcp_create/rpc_clnttcp_create_limits.c
[modify] https://crrev.com/a65f2a363592cf25342051131358cdf046f20064/testcases/network/rpc/rpc-tirpc/tests_pack/rpc_suite/rpc/rpc_auth_auth_destroy/rpc_auth_destroy.c
[modify] https://crrev.com/a65f2a363592cf25342051131358cdf046f20064/testcases/network/rpc/rpc-tirpc/tests_pack/rpc_suite/rpc/rpc_auth_authunix_create/rpc_authunix_create.c
[modify] https://crrev.com/a65f2a363592cf25342051131358cdf046f20064/testcases/network/rpc/rpc-tirpc/tests_pack/rpc_suite/rpc/rpc_createdestroy_clnttcp_create/rpc_clnttcp_create_stress.c