From 750e36993fea4bc6fe39e861d7630013e4f210d2 Mon Sep 17 00:00:00 2001
From: Adam Ierymenko <adam.ierymenko@gmail.com>
Date: Thu, 9 Nov 2017 11:35:46 -0500
Subject: [PATCH] GitHub issue #617

---
 make-linux.mk | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/make-linux.mk b/make-linux.mk
index 742f6870c..28719f9df 100644
--- a/make-linux.mk
+++ b/make-linux.mk
@@ -19,7 +19,8 @@ ONE_OBJS+=osdep/LinuxEthernetTap.o
 # otherwise build into binary as done on Mac and Windows.
 ONE_OBJS+=osdep/PortMapper.o
 override DEFS+=-DZT_USE_MINIUPNPC
-MINIUPNPC_IS_NEW_ENOUGH=$(shell grep -sqr '.*define.*MINIUPNPC_VERSION.*"2.."' /usr/include/miniupnpc/miniupnpc.h && echo 1)
+MINIUPNPC_IS_NEW_ENOUGH=$(shell grep -sqr '.*define.*MINIUPNPC_VERSION.*"2..*"' /usr/include/miniupnpc/miniupnpc.h && echo 1)
+#MINIUPNPC_IS_NEW_ENOUGH=$(shell grep -sqr '.*define.*MINIUPNPC_VERSION.*"2.."' /usr/include/miniupnpc/miniupnpc.h && echo 1)
 ifeq ($(MINIUPNPC_IS_NEW_ENOUGH),1)
 	override DEFS+=-DZT_USE_SYSTEM_MINIUPNPC
 	LDLIBS+=-lminiupnpc