diff --git a/lib/isc/include/isc/file.h b/lib/isc/include/isc/file.h
index 50da827a0c..f1972357ca 100644
--- a/lib/isc/include/isc/file.h
+++ b/lib/isc/include/isc/file.h
@@ -25,6 +25,7 @@
 #include <stdio.h>
 
 #include <isc/lang.h>
+#include <isc/stat.h>
 #include <isc/types.h>
 
 ISC_LANG_BEGINDECLS
diff --git a/lib/isc/win32/include/isc/stat.h b/lib/isc/win32/include/isc/stat.h
index 2c822b9e7d..c8a1f0a09d 100644
--- a/lib/isc/win32/include/isc/stat.h
+++ b/lib/isc/win32/include/isc/stat.h
@@ -22,6 +22,11 @@
 
 #include <sys/stat.h>
 
+/*
+ * Windows doesn't typedef this.
+ */
+typedef unsigned short mode_t
+
 /* open() under unix allows setting of read/write permissions
  * at the owner, group and other levels.  These don't exist in NT
  * We'll just map them all to the NT equivalent