From f1dcf6984ef887060910e4dae326d088b3a06af3 Mon Sep 17 00:00:00 2001
From: Yasin TUNCEL <yasintuncel.eee@gmail.com>
Date: Fri, 23 Jun 2023 11:20:30 +0300
Subject: [PATCH] fixed makedev() not found

add #include <sys/sysmacros.h> library for using makedev function
---
 cmux.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cmux.c b/cmux.c
index 1af0f50..4a43ad2 100644
--- a/cmux.c
+++ b/cmux.c
@@ -33,6 +33,7 @@
 #include <unistd.h>
 #include <err.h>
 #include <signal.h>
+#include <sys/sysmacros.h> //for makedev function
 /** 
 *	gsmmux.h provides n_gsm line dicipline structures and functions. 
 *	It should be kept in sync with your kernel release.