Make configure assume nvi can store backups in /var/tmp.

--- a/dist/configure	2014-09-01 14:46:01.075778095 +0200
+++ b/dist/configure	2014-09-01 14:52:08.411790122 +0200
@@ -21319,23 +21319,8 @@
 if test "${vi_cv_path_preserve+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  	dirlist="/var/preserve /var/tmp /usr/tmp"
-	vi_cv_path_preserve=no
-	for i in $dirlist; do
-		if test -d $i/vi.recover; then
-			vi_cv_path_preserve=$i/vi.recover
-			break;
-		fi
-	done
-	if test "$vi_cv_path_preserve" = no; then
-		for i in $dirlist; do
-			if test -d $i -a -w $i; then
-				vi_cv_path_preserve=$i/vi.recover
-				break;
-			fi
-		done
-
-	fi
+#	Assume /var/tmp
+	vi_cv_path_preserve=/var/tmp/vi.recover
 fi
 
 if test "$vi_cv_path_preserve" = no; then
ion>
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<div class='path'>path: <a href='/guix/log/?id=6c77b5a9f7856d44e7405ff3fd6458629004d555'>root</a>/<a href='/guix/log/tests?id=6c77b5a9f7856d44e7405ff3fd6458629004d555'>tests</a>/<a href='/guix/log/tests/records.scm?id=6c77b5a9f7856d44e7405ff3fd6458629004d555'>records.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/tests/records.scm?id=6c77b5a9f7856d44e7405ff3fd6458629004d555&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2019-01-22 23:04:05 +0100'>2019-01-22</span></td><td><a href='/guix/commit/tests/records.scm?id=c2dcff41c2e47f5f978f467864d5ed7829939884'>records: Detect duplicate field initializers.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/records.scm (report-duplicate-field-specifier): New procedure.
(make-syntactic-constructor): Call it.
* tests/records.scm ("define-record-type* &amp; duplicate initializers"):
New test.

Co-authored-by: Mark H Weaver &lt;mhw@netris.org&gt;
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-08-31 17:26:56 +0200'>2018-08-31</span></td><td><a href='/guix/commit/tests/records.scm?id=8e1395be5c7d1a6e895fb5b1e70bebc0fef161a6'>records: Adjust to test changes in 'record-abi-mismatch-error'.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes a test failure introduced in
de5cbd4a38a33e0412f1c481fe8e01a871dc13e5.

* guix/records.scm (abi-check): Refer to TYPE in an unquoted context so
we get at the RTD.
* tests/records.scm ("ABI checks"): Adjust 'catch' handler to changes
in the 'record-abi-mismatch-error' arguments.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-05-23 10:21:02 +0200'>2018-05-23</span></td><td><a href='/guix/commit/tests/records.scm?id=7874bbbb9f09cc14ea3e179fd0fa10da5f90cfc7'>records: Insert record type ABI checks in constructors.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/records.scm (print-record-abi-mismatch-error): New procedure.
&lt;top level&gt;: Add 'set-exception-printer!' call.
(current-abi-identifier, abi-check): New procedures.
(make-syntactic-constructor): Add #:abi-cookie parameter.  Insert calls
to 'abi-check'.
(define-record-type*)[compute-abi-cookie]: New procedure.
Use it and emit a definition of the 'current-abi-identifier' for TYPE.
* tests/records.scm ("ABI checks"): New test.
</span></span></td><td>Ludovic Courtès</td></tr>