Makefile: some platforms do not have hstrerror anywhere

diff --git a/t/t9400-git-cvsserver-server.sh b/t/t9400-git-cvsserver-server.sh
index daef2d6c230fb617395feeff6cf330b74ad57832..e4ee0782b4fe131b57800e450e4e4c3efc56b09c 100755 (executable)
--- a/t/t9400-git-cvsserver-server.sh
+++ b/t/t9400-git-cvsserver-server.sh
@@ -435,7 +435,7 @@ test_expect_success 'cvs update (-p)' '
     rm -f failures &&
     for i in merge no-lf empty really-empty; do
         GIT_CONFIG="$git_config" cvs update -p "$i" >$i.out
-        diff $i.out ../$i >>failures 2>&1
+       test_cmp $i.out ../$i >>failures 2>&1
     done &&
     test -z "$(cat failures)"
 '