1 files changed, 1 insertions, 0 deletions

diff --git a/ida.c b/ida.c
index 2a1885f..54f6e69 100644
--- a/ida.c
+++ b/ida.c
@@ -1,5 +1,6 @@
 #include <stdio.h>
 #include <stdlib.h>
+#include <stddef.h>
 #include <unistd.h>
 #include <errno.h>
 #include <signal.h>