From 2b72f775e27c5426501a789fa7230a71cd2aa974 Mon Sep 17 00:00:00 2001
From: Andreas Rumpf <rumpf_a@web.de>
Date: Sun, 9 Jul 2017 01:02:14 +0200
Subject: [PATCH] make os.nim compile on Windows again

---
 lib/pure/os.nim | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/pure/os.nim b/lib/pure/os.nim
index 880d60d4f4..f7bcfb60e1 100644
--- a/lib/pure/os.nim
+++ b/lib/pure/os.nim
@@ -1467,7 +1467,7 @@ elif defined(windows):
     tags: [ReadIOEffect].} =
     # Docstring in nimdoc block.
     if isNil(ownArgv): ownArgv = parseCmdLine($getCommandLine())
-    if i < cmdCount and i >= 0: return TaintedString(ownArgv[i])
+    if i < ownArgv.len and i >= 0: return TaintedString(ownArgv[i])
     raise newException(IndexError, "invalid index")
 
 elif not defined(createNimRtl) and