X-Git-Url: https://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=lib%2Fstdio-impl.h;h=49357953742acdf89c40c472ad1bd09a8e522819;hb=ab2b3f6d0f52f0509361cbe7e5d61565cac00508;hp=d41c32f4b7fcbcc080b2cb59084f5810c16142f8;hpb=d60f3b0c6b0f93a601acd1cfd3923f94ca05abb0;p=gnulib.git

diff --git a/lib/stdio-impl.h b/lib/stdio-impl.h
index d41c32f4b..493579537 100644
--- a/lib/stdio-impl.h
+++ b/lib/stdio-impl.h
@@ -1,5 +1,5 @@
 /* Implementation details of FILE streams.
-   Copyright (C) 2007-2008, 2010-2011 Free Software Foundation, Inc.
+   Copyright (C) 2007-2008, 2010-2012 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -26,6 +26,8 @@
 # include <sys/param.h>
 #endif
 
+#include <errno.h>                             /* For detecting Plan9.  */
+
 #if defined __sferror || defined __DragonFly__ /* FreeBSD, NetBSD, OpenBSD, DragonFly, MacOS X, Cygwin */
 
 # if defined __DragonFly__          /* DragonFly */