[wing/wip/nacho/poll-stream] Use invalid handle value

[Ignacio Casal Quinteiro <icq src gnome org>]

commit 1d8ed10aedd63779b10b176c289c75f5e7d189c9
Author: Ignacio Casal Quinteiro <qignacio amazon com>
Date:   Wed Nov 28 16:18:48 2018 +0100

    Use invalid handle value

 wing/winginputstream.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/wing/winginputstream.c b/wing/winginputstream.c
index 8920c8c..a16123c 100644
--- a/wing/winginputstream.c
+++ b/wing/winginputstream.c
@@ -273,7 +273,7 @@ wing_input_stream_init (WingInputStream *wing_stream)
   wing_stream->priv->handle = NULL;
   wing_stream->priv->close_handle = TRUE;
   wing_stream->priv->overlap.hEvent = CreateEvent (NULL, TRUE, FALSE, NULL);
-  g_return_val_if_fail (wing_stream->priv->overlap.hEvent != NULL, -1);
+  g_return_val_if_fail (wing_stream->priv->overlap.hEvent != INVALID_HANDLE_VALUE, -1);
 }