diff --git a/lib/roken/inet_aton.c b/lib/roken/inet_aton.c
index 2a2003a62..f6d2a52cf 100644
--- a/lib/roken/inet_aton.c
+++ b/lib/roken/inet_aton.c
@@ -43,10 +43,16 @@ RCSID("$Id$");
 
 #include "roken.h"
 
-#include <sys/types.h>
 #include <stdio.h>
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+#ifdef HAVE_NETINET_IN_H
 #include <netinet/in.h>
+#endif
+#ifdef HAVE_NETDB_H
 #include <netdb.h>
+#endif
 
 /* Minimal implementation of inet_aton. Doesn't handle hex numbers. */