lib, src: remove errno global

Remove the errno global. It's a property on the process object now.

Fixes #3095.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/tty.js b/lib/tty.js
index ccc1ebee28..98d498a17c 100644
--- a/lib/tty.js
+++ b/lib/tty.js
@@ -94,7 +94,7 @@ WriteStream.prototype._refreshSize = function() {
   var oldRows = this.rows;
   var winSize = this._handle.getWindowSize();
   if (!winSize) {
-    this.emit('error', errnoException(errno, 'getWindowSize'));
+    this.emit('error', errnoException(process._errno, 'getWindowSize'));
     return;
   }
   var newCols = winSize[0];