msvcrt/tests: Don't test function directly when reporting errno

[André Hentschel]

Signed-off-by: André Hentschel <nerv at dawncrow.de>
---
 dlls/msvcrt/tests/file.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/msvcrt/tests/file.c b/dlls/msvcrt/tests/file.c
index 42ec34b..9e2beee 100644
--- a/dlls/msvcrt/tests/file.c
+++ b/dlls/msvcrt/tests/file.c
@@ -2349,7 +2349,8 @@ static void test_close(void)
             (HANDLE)_get_osfhandle(fd1), h);
     ok((HANDLE)_get_osfhandle(fd2) == h, "handles mismatch (%p != %p)\n",
             (HANDLE)_get_osfhandle(fd2), h);
-    ok(!close(fd1), "close(fd1) failed (%d)\n", errno);
+    ret1 = close(fd1);
+    ok(!ret1, "close(fd1) failed (%d)\n", errno);
     ok(!GetHandleInformation(h, &flags), "GetHandleInformation succeeded\n");
     ok(close(fd2), "close(fd2) succeeded\n");
 
-- 
1.9.1