1 files changed, 1 insertions, 0 deletions

diff --git a/src/cidr.c b/src/cidr.c
index bffa35e..7566fa6 100644
--- a/src/cidr.c
+++ b/src/cidr.c
@@ -22,6 +22,7 @@
 #include <sys/un.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
+#include <stdlib.h>
 #include "grecs.h"
 
 static void