From f4e66550d2c206f1087c357e599880269cbe3e5f Mon Sep 17 00:00:00 2001
From: Ozkan Sezer <sezeroz@gmail.com>
Date: Thu, 1 Apr 2021 10:25:40 +0300
Subject: [PATCH] read_config.c: define SYSCONFDIR as ".", if not already
 defined.

Just to be safe. (and would help with cases where one might use
standalone makefiles and not autotools.)
---
 src/read_config.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/read_config.c b/src/read_config.c
index 6e38c76..83c16be 100644
--- a/src/read_config.c
+++ b/src/read_config.c
@@ -17,6 +17,10 @@
 #include <sys/unistd.h>
 #endif
 
+#if !defined(SYSCONFDIR)
+#define SYSCONFDIR "."
+#endif
+
 static char driver[32];
 static char instrument_path[256];