Test for previous PREFIX fix to minimal/do.

t/.gitignore

@@ -18,3 +18,4 @@ test2.args
 /broken
 /shellfile
 /nonshelltest
+/*.vartest

t/clean.do

@@ -2,5 +2,5 @@ redo example/clean curse/clean deps/clean "space dir/clean" stamp/clean \
 	defaults-flat/clean defaults-nested/clean
 rm -f broken nonshelltest shellfile mode1 makedir.log chdir1 deltest2 \
 	hello [by]ellow *.o *~ .*~ *.log CC LD passfail silence silence.do \
-	touch1 touch1.do always1 ifcreate[12].dep ifcreate[12]
+	touch1 touch1.do always1 ifcreate[12].dep ifcreate[12] *.vartest
 rm -rf makedir

t/test.do

@@ -4,4 +4,4 @@ redo nonshelltest shelltest \
 	deltest deltest2 test.args test2.args passfailtest chdirtest \
 	curse/test deps/test "space dir/test" modetest makedir2 \
 	silencetest touchtest stamp/test alwaystest ifcreate-test \
-	unicode blank/blank
+	unicode blank/blank vartest

t/vartest.do

@@ -1,3 +1,3 @@
-PREFIX=/a/b/c/d/e redo vartest2
-read x <vartest2
+PREFIX=/a/b/c/d/e redo chicken.vartest
+read x <chicken.vartest
 [ "$x" = "/a/b/c/d/e" ] || exit 45