diff --git a/dlls/ntdll/tests/path.c b/dlls/ntdll/tests/path.c
index 9d67b2c..0298307 100644
--- a/dlls/ntdll/tests/path.c
+++ b/dlls/ntdll/tests/path.c
@@ -91,48 +91,49 @@ static void test_RtlIsDosDeviceName(void)
         const char *path;
         WORD pos;
         WORD len;
+        BOOL todo;
     };
 
     static const struct test tests[] =
     {
-        { "\\\\.\\CON",    8, 6 },
-        { "\\\\.\\con",    8, 6 },
-        { "\\\\.\\CON2",   0, 0 },
-        { "",              0, 0 },
-        { "\\\\foo\\nul",  0, 0 },
-        { "c:\\nul:",      6, 6 },
-        { "c:\\nul::",     6, 6 },
-        { "c:\\nul::::::", 6, 6 },
-        { "c:prn     ",    4, 6 },
-        { "c:prn.......",  4, 6 },
-        { "c:prn... ...",  4, 6 },
-        { "c:NUL  ....  ", 4, 6 },
-        { "c: . . .",      0, 0 },
-        { "c:",            0, 0 },
-        { " . . . :",      0, 0 },
-        { ":",             0, 0 },
-        { "c:nul. . . :",  4, 6 },
-        { "c:nul . . :",   4, 6 },
-        { "c:nul0",        0, 0 },
-        { "c:prn:aaa",     0, 0 },
-        { "c:PRN:.txt",    4, 6 },
-        { "c:aux:.txt...", 4, 6 },
-        { "c:prn:.txt:",   4, 6 },
-        { "c:nul:aaa",     0, 0 },
-        { "con:",          0, 6 },
-        { "lpt1:",         0, 8 },
-        { "c:com5:",       4, 8 },
-        { "CoM4:",         0, 8 },
-        { "lpt9:",         0, 8 },
-        { "c:\\lpt0.txt",  0, 0 },
+        { "\\\\.\\CON",    8, 6, FALSE },
+        { "\\\\.\\con",    8, 6, FALSE },
+        { "\\\\.\\CON2",   0, 0, FALSE },
+        { "",              0, 0, FALSE },
+        { "\\\\foo\\nul",  0, 0, FALSE },
+        { "c:\\nul:",      6, 6, FALSE },
+        { "c:\\nul::",     6, 6, FALSE },
+        { "c:\\nul::::::", 6, 6, FALSE },
+        { "c:prn     ",    4, 6, FALSE },
+        { "c:prn.......",  4, 6, FALSE },
+        { "c:prn... ...",  4, 6, FALSE },
+        { "c:NUL  ....  ", 4, 6, FALSE },
+        { "c: . . .",      0, 0, FALSE },
+        { "c:",            0, 0, FALSE },
+        { " . . . :",      0, 0, FALSE },
+        { ":",             0, 0, FALSE },
+        { "c:nul. . . :",  4, 6, FALSE },
+        { "c:nul . . :",   4, 6, FALSE },
+        { "c:nul0",        0, 0, FALSE },
+        { "c:prn:aaa",     4, 6, TRUE },
+        { "c:PRN:.txt",    4, 6, FALSE },
+        { "c:aux:.txt...", 4, 6, FALSE },
+        { "c:prn:.txt:",   4, 6, FALSE },
+        { "c:nul:aaa",     4, 6, TRUE },
+        { "con:",          0, 6, FALSE },
+        { "lpt1:",         0, 8, FALSE },
+        { "c:com5:",       4, 8, FALSE },
+        { "CoM4:",         0, 8, FALSE },
+        { "lpt9:",         0, 8, FALSE },
+        { "c:\\lpt0.txt",  0, 0, FALSE },
         { "c:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
           "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
           "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
           "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
           "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
           "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
-          "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\\nul.txt", 1000, 6 },
-        { NULL, 0 }
+          "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\\nul.txt", 1000, 6, FALSE },
+        { NULL, 0, 0, FALSE }
     };
 
     const struct test *test;
@@ -143,6 +144,7 @@ static void test_RtlIsDosDeviceName(void)
     {
         pRtlMultiByteToUnicodeN( buffer, sizeof(buffer), NULL, test->path, strlen(test->path)+1 );
         ret = pRtlIsDosDeviceName_U( buffer );
+        if (test->todo) todo_wine
         ok( ret == MAKELONG( test->len, test->pos ),
             "Wrong result (%d,%d)/(%d,%d) for %s\n",
             HIWORD(ret), LOWORD(ret), test->pos, test->len, test->path );
-- 
1.5.4.3