--- bincimap-1.3.4.orig/src/maildir-writecache.cc	2005-06-15 04:45:43.000000000 +0900
+++ bincimap-1.3.4/src/maildir-writecache.cc	2005-11-05 08:02:43.792684596 +0900
@@ -30,6 +30,7 @@
 #include <dirent.h>
 #include <fcntl.h>
 #include <unistd.h>
+#include <errno.h>
 
 #include "maildir.h"