diff -Naru old/node_modules/node-red/node_modules/node-red-node-serialport/node_modules/serialport/src/serialport_poller.cpp new/node_modules/node-red/node_modules/node-red-node-serialport/node_modules/serialport/src/serialport_poller.cpp
--- old/node_modules/node-red/node_modules/node-red-node-serialport/node_modules/serialport/src/serialport_poller.cpp	2015-05-09 10:20:06.000000000 -0500
+++ new/node_modules/node-red/node_modules/node-red-node-serialport/node_modules/serialport/src/serialport_poller.cpp	2017-06-06 13:19:56.156266989 -0500
@@ -35,8 +35,8 @@
     #ifdef UV_ERRNO_H_
     const char* err_string = uv_strerror(status);
     #else
-    uv_err_t errno = uv_last_error(uv_default_loop());
-    const char* err_string = uv_strerror(errno);
+    uv_err_t err = uv_last_error(uv_default_loop());
+    const char* err_string = uv_strerror(err);
     #endif
     snprintf(this->errorString, sizeof(this->errorString), "Error %s on polling", err_string);
     argv[0] = v8::Exception::Error(NanNew<v8::String>(this->errorString));