diff -up ./src/main.c.orig ./src/main.c
--- ./src/main.c.orig	2018-12-29 02:39:00.000000000 -0700
+++ ./src/main.c	2018-12-29 02:39:31.000000000 -0700
@@ -21,6 +21,7 @@
 
 /* socket is used to keep single instance */
 #include <sys/types.h>
+#include <sys/sysmacros.h>
 #include <sys/socket.h>
 #include <sys/un.h>