From a071bed7a5041e3d3e7029f73c3f09a9f6cdfd98 Mon Sep 17 00:00:00 2001
From: Samuel Williams <samuel.williams@oriontransfer.co.nz>
Date: Mon, 24 Jun 2019 14:24:49 +1200
Subject: [PATCH] Print warning if not using native coroutine.

---
 cont.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cont.c b/cont.c
index dacc241515..3a141c4440 100644
--- a/cont.c
+++ b/cont.c
@@ -45,6 +45,8 @@
 #ifdef FIBER_USE_COROUTINE
 #include FIBER_USE_COROUTINE
 #define FIBER_USE_NATIVE 1
+#else
+#pragma message "Native coroutine not available!" 
 #endif
 
 #if !defined(FIBER_USE_NATIVE)