Jinoh Kang (@iamahuman) commented about dlls/ntdll/tests/file.c:
return; }
- res = pNtRemoveIoCompletionEx( h, info, 0, &count, &timeout, FALSE );
- ok( res == STATUS_INVALID_PARAMETER, "NtRemoveIoCompletionEx failed: %#lx\n", res );
Please test if and how `count` variable is overwritten.
Specifically, set `count = 0xdeadbeef;` beforehand and then check how the value changes.