strbuf: add strbuf_tolower function

diff --git a/t/t4009-diff-rename-4.sh b/t/t4009-diff-rename-4.sh
index f22c8e3dbaee8882160b6132160fcc3ccd7db057..57c094fdcea160a7816680d66efac9c05dd57cc8 100755 (executable)
--- a/t/t4009-diff-rename-4.sh
+++ b/t/t4009-diff-rename-4.sh
@@ -73,7 +73,7 @@ test_expect_success \
 
 # tree has COPYING and rezrov.  work tree has the same COPYING and
 # copy-edited COPYING.1, and unchanged rezrov.  We should not say
-# anything about rezrov nor COPYING, since the revised again diff-raw
+# anything about rezrov or COPYING, since the revised again diff-raw
 # nows how to say Copy.
 
 test_expect_success \