test-dir-iterator: do not assume errno values

diff --git a/t/t0028-working-tree-encoding.sh b/t/t0028-working-tree-encoding.sh
index 500229a9bd6245c8a93ddc10b008bc6afc2d9f71..1090e650edb788ec7dc570c0412cb87b1f245219 100755 (executable)
--- a/t/t0028-working-tree-encoding.sh
+++ b/t/t0028-working-tree-encoding.sh
@@ -49,12 +49,12 @@ test_expect_success 'setup test files' '
        # BOM tests
        printf "\0a\0b\0c"                         >nobom.utf16be.raw &&
        printf "a\0b\0c\0"                         >nobom.utf16le.raw &&
-       printf "\376\777\0a\0b\0c"                 >bebom.utf16be.raw &&
-       printf "\777\376a\0b\0c\0"                 >lebom.utf16le.raw &&
+       printf "\376\377\0a\0b\0c"                 >bebom.utf16be.raw &&
+       printf "\377\376a\0b\0c\0"                 >lebom.utf16le.raw &&
        printf "\0\0\0a\0\0\0b\0\0\0c"             >nobom.utf32be.raw &&
        printf "a\0\0\0b\0\0\0c\0\0\0"             >nobom.utf32le.raw &&
-       printf "\0\0\376\777\0\0\0a\0\0\0b\0\0\0c" >bebom.utf32be.raw &&
-       printf "\777\376\0\0a\0\0\0b\0\0\0c\0\0\0" >lebom.utf32le.raw &&
+       printf "\0\0\376\377\0\0\0a\0\0\0b\0\0\0c" >bebom.utf32be.raw &&
+       printf "\377\376\0\0a\0\0\0b\0\0\0c\0\0\0" >lebom.utf32le.raw &&
 
        # Add only UTF-16 file, we will add the UTF-32 file later
        cp test.utf16.raw test.utf16 &&