--- sane-backends-1.0.22.orig/include/sane/sanei_udp.h	2010-12-02 00:49:58.000000000 +0100
+++ sane-backends-1.0.22/include/sane/sanei_udp.h	2014-03-18 08:31:40.000000000 +0100
@@ -20,6 +20,7 @@
 
 #include <sane/sane.h>
 
+#include <sys/types.h>
 #include <netinet/in.h>
 #include <netdb.h>