Use WSAEINTR instead of EINTR on Windows
diff --git a/library/net_sockets.c b/library/net_sockets.c
index e63e496..96cfa35 100644
--- a/library/net_sockets.c
+++ b/library/net_sockets.c
@@ -474,7 +474,13 @@
     {
         ret = select( fd + 1, &read_fds, &write_fds, NULL,
                       timeout == (uint32_t) -1 ? NULL : &tv );
-    } while( ret == EINTR );
+    }
+#if ( defined(_WIN32) || defined(_WIN32_WCE) ) && !defined(EFIX64) && \
+    !defined(EFI32)
+    while( ret == WSAEINTR );
+#else
+    while( ret == EINTR );
+#endif
 
     if( ret < 0 )
         return( MBEDTLS_ERR_NET_POLL_FAILED );