From f343388bab448e016d08a8d7878a7c97269c3264 Mon Sep 17 00:00:00 2001
From: Laurent Vivier <Laurent@lvivier.info>
Date: Sat, 29 Sep 2007 21:19:52 +0000
Subject: [PATCH] Define QElem and modify QHdr accordingly

---
 libmacos/macos/osutils.h | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/libmacos/macos/osutils.h b/libmacos/macos/osutils.h
index 6ab8d92..383f010 100644
--- a/libmacos/macos/osutils.h
+++ b/libmacos/macos/osutils.h
@@ -10,10 +10,18 @@
 #include <macos/types.h>
 #include <macos/traps.h>
 
+struct QElem {
+	struct QElem	*qLink;
+	int16_t		qType;
+	short		qData[1];
+};
+typedef struct QElem	QElem;
+typedef QElem *		QElemPtr;
+
 struct QHdr {
-  int16_t      qFlags;
-  void*   qHead;
-  void*   qTail;
+  volatile int16_t	qFlags;
+  volatile QElemPtr	qHead;
+  volatile QElemPtr	qTail;
 };
 typedef struct QHdr                     QHdr;
 typedef QHdr *                          QHdrPtr;