1 files changed, 1 insertions, 0 deletions

diff --git a/cdl.h b/cdl.h
index 5940918..30fbfb4 100644
--- a/cdl.h
+++ b/cdl.h
@@ -52,6 +52,7 @@
 #ifndef CDL_H

 #define CDL_H

 

+#include <stddef.h>

 #include <stdbool.h>

 #include <stdint.h>