--- a/Programs/system_linux.c
+++ b/Programs/system_linux.c
@@ -24,6 +24,7 @@
 #include <fcntl.h>
 #include <sys/ioctl.h>
 #include <sys/stat.h>
+#include <sys/sysmacros.h>
 
 #include "log.h"
 #include "file.h"
--- a/Programs/brlapi_client.c
+++ b/Programs/brlapi_client.c
@@ -73,6 +73,7 @@
 #include <linux/tty.h>
 #include <linux/vt.h>
 #define MAXIMUM_VIRTUAL_CONSOLE MAX_NR_CONSOLES
+#include <sys/sysmacros.h>
 #endif /* linux */
 
 #ifdef __OpenBSD__