1 files changed, 1 insertions, 0 deletions
diff --git a/ztcfg.c b/ztcfg.c
index ae03547..ec1fdf6 100644
--- a/ztcfg.c
+++ b/ztcfg.c
@@ -38,6 +38,7 @@
 #include <fcntl.h>
 #include <errno.h>
 #include "ztcfg.h"
+#include <linux/types.h>
 #include "tonezone.h"
 #include "zaptel.h"