windows needs EINPROGRESS, EISCONN

Change-Id: I5295bd136a9b8cf65d5ef0feaaa54dfccec81cb4
Reviewed-on: http://review.northscale.com/2312
Reviewed-by: Trond Norbye <trond.norbye@gmail.com>
Reviewed-by: Matt Ingenthron <matt@northscale.com>
Tested-by: Steve Yen <steve.yen@gmail.com>

mcs.h

@@ -7,6 +7,15 @@
 #include "config.h"
 #endif
 
+#ifdef WIN32
+#ifndef EINPROGRESS
+#define EINPROGRESS WSAEINPROGRESS
+#endif
+#ifndef EISCONN
+#define EISCONN WSAEISCONN
+#endif
+#endif
+
 // The mcs API's are a level of indirection from direct libmemcached
 // and libvbucket API usage.
 //