--- configure.orig	2013-05-23 06:50:40.000000000 +0900
+++ configure	2020-12-23 23:30:41.000000000 +0900
@@ -5876,6 +5876,7 @@
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
+#include <libintl.h>
 int
 main ()
 {
@@ -6629,6 +6629,7 @@
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
+#include <stdlib.h>
 #include <sane/sane.h>
 #include <stdio.h>