Skip the nopic test on ARM and MIPS systems.

--- libtool-2.4.6/tests/demo.at.orig	2015-01-16 13:52:04.000000000 -0500
+++ libtool-2.4.6/tests/demo.at	2015-02-16 10:48:51.435851966 -0500
@@ -510,7 +510,7 @@
 AT_SETUP([force non-PIC objects])
 
 AT_CHECK([case $host in
-hppa*|x86_64*|s390*)
+hppa*|x86_64*|s390*|arm*|mips*)
   # These hosts cannot use non-PIC shared libs
   exit 77 ;;
 *-solaris*|*-sunos*)
--- libtool-2.4.6/tests/testsuite.orig	2015-02-15 11:15:25.000000000 -0500
+++ libtool-2.4.6/tests/testsuite	2015-02-16 10:50:58.736483216 -0500
@@ -8741,7 +8741,7 @@
 
 { set +x
 $as_echo "$at_srcdir/demo.at:535: case \$host in
-hppa*|x86_64*|s390*)
+hppa*|x86_64*|s390*|arm*|mips*)
   # These hosts cannot use non-PIC shared libs
   exit 77 ;;
 *-solaris*|*-sunos*)
@@ -8766,7 +8766,7 @@
 "
 at_fn_check_prepare_notrace 'a `...` command substitution' "demo.at:535"
 ( $at_check_trace; case $host in
-hppa*|x86_64*|s390*)
+hppa*|x86_64*|s390*|arm*|mips*)
   # These hosts cannot use non-PIC shared libs
   exit 77 ;;
 *-solaris*|*-sunos*)
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<tr><td><span title='2020-09-10 18:57:46 +0200'>2020-09-10</span></td><td><a href='/guix/commit/gnu/tests/nfs.scm?id=c41a8572efa69c5b29002245090db653f87e6da8'>tests: nfs: Improve "nfs-root-fs".</a><span class='msg-avail'>...</span></td><td>Danny Milosavljevic</td></tr>
<tr><td><span title='2020-09-07 18:58:39 +0200'>2020-09-07</span></td><td><a href='/guix/commit/gnu/tests/nfs.scm?id=c4fe53bd118577fd45180a37f3dc68f70a510846'>tests: nfs: Improve "nfs-root-fs".</a><span class='msg-avail'>...</span></td><td>Danny Milosavljevic</td></tr>
<tr><td><span title='2020-09-07 15:32:29 +0200'>2020-09-07</span></td><td><a href='/guix/commit/gnu/tests/nfs.scm?id=a1a39ed5a46044161a71cbe6931c7e3006a82ecb'>tests: Add "nfs-root-fs" system test.</a><span class='msg-avail'>...</span></td><td>Stefan</td></tr>