TODO: make it configurable via dist tag in configure.ac
---- NetworkManager-0.8.9997/src/settings/plugins/ifcfg-rh/common.h~ 2011-05-31 10:37:37.000000000 +0300
-+++ NetworkManager-0.8.9997/src/settings/plugins/ifcfg-rh/common.h 2011-08-19 11:07:06.325518503 +0300
-@@ -36,7 +36,9 @@
+--- NetworkManager-1.6.0/src/settings/plugins/ifcfg-rh/nms-ifcfg-rh-common.h.orig 2017-01-26 19:50:33.226726682 +0100
++++ NetworkManager-1.6.0/src/settings/plugins/ifcfg-rh/nms-ifcfg-rh-common.h 2017-01-26 19:50:44.573393224 +0100
+@@ -36,7 +36,7 @@
#define AUGNEW_TAG ".augnew"
#define AUGTMP_TAG ".augtmp"
--#define IFCFG_DIR SYSCONFDIR"/sysconfig/network-scripts"
-+#ifndef IFCFG_DIR
-+#define IFCFG_DIR SYSCONFDIR"/sysconfig/interfaces"
-+#endif
+-#define IFCFG_DIR SYSCONFDIR "/sysconfig/network-scripts"
++#define IFCFG_DIR SYSCONFDIR "/sysconfig/interfaces"
#define IFCFG_PLUGIN_NAME "ifcfg-rh"
- #define IFCFG_PLUGIN_INFO "(c) 2007 - 2010 Red Hat, Inc. To report bugs please use the NetworkManager mailing list."
+ #define IFCFG_PLUGIN_INFO "(c) 2007 - 2015 Red Hat, Inc. To report bugs please use the NetworkManager mailing list."