socket-onerror.patch

diff --git a/lib/http.js b/lib/http.js
index 070942e..999e0e6 100644
--- a/lib/http.js
+++ b/lib/http.js
@@ -969,6 +969,14 @@ Agent.prototype.createSocket = function(name, host, port) {
     self.removeSocket(s, name, host, port);
   }
   s.on('close', onClose);
+  var onError = function(er) {
+    if (this._httpMessage) {
+      this._httpMessage.emit('error', er);
+    } else if (this.listeners('error').length === 1) {
+      throw er;
+    }
+  };
+  s.on('error', onError);
   var onRemove = function() {
     // We need this function for cases like HTTP "upgrade"
     // (defined by WebSockets) where we need to remove a socket from the pool
@@ -977,6 +985,7 @@ Agent.prototype.createSocket = function(name, host, port) {
     s.removeListener('close', onClose);
     s.removeListener('free', onFree);
     s.removeListener('agentRemove', onRemove);
+    s.removeListener('error', onError);
   }
   s.on('agentRemove', onRemove);
   return s;