From 82d760ebf11e7faaaae6a47c52342edd53c53e87 Mon Sep 17 00:00:00 2001
From: Kelvin Sherlock <ksherlock@gmail.com>
Date: Mon, 25 Feb 2013 17:34:40 -0500
Subject: [PATCH] fix bug with read return value

---
 toolbox/os.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/toolbox/os.cpp b/toolbox/os.cpp
index 519a5bb..f453f6a 100644
--- a/toolbox/os.cpp
+++ b/toolbox/os.cpp
@@ -487,6 +487,7 @@ namespace OS
 		ssize_t count = ::read(ioRefNum, memoryPointer(ioBuffer), ioReqCount);
 		if (count >= 0)
 		{
+			d0 = 0;
 			pos += count;
 			memoryWriteLong(count, parm + 40);
 		}