include sys/sysmacros.h from sys/types.h when _GNU_SOURCE is defined

diff --git a/include/sys/types.h b/include/sys/types.h
index 7a126b0..427a5b4 100644 (file)
--- a/include/sys/types.h
+++ b/include/sys/types.h
@@ -60,6 +60,7 @@ extern "C" {
 
 #ifdef _GNU_SOURCE
 typedef unsigned long caddr_t;
+#include <sys/sysmacros.h>
 #endif
 
 #ifdef __cplusplus