X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fstdio-impl.h;h=e00600a1580cfb85a80fe7e41536d9410c3da7f8;hb=a828bb24ee96386201c4236ea917677b6c536c7d;hp=a065c1a61a6c2a9f6ae949f5ca4acfbd126448b7;hpb=1602f0afed21be664fcf5c42d59db07cc22c56d6;p=gnulib.git

diff --git a/lib/stdio-impl.h b/lib/stdio-impl.h
index a065c1a61..e00600a15 100644
--- a/lib/stdio-impl.h
+++ b/lib/stdio-impl.h
@@ -1,5 +1,5 @@
 /* Implementation details of FILE streams.
-   Copyright (C) 2007-2008, 2010-2012 Free Software Foundation, Inc.
+   Copyright (C) 2007-2008, 2010-2013 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
@@ -26,7 +26,9 @@
 # include <sys/param.h>
 #endif
 
-#if defined __sferror || defined __DragonFly__ /* FreeBSD, NetBSD, OpenBSD, DragonFly, MacOS X, Cygwin */
+#include <errno.h>                             /* For detecting Plan9.  */
+
+#if defined __sferror || defined __DragonFly__ /* FreeBSD, NetBSD, OpenBSD, DragonFly, Mac OS X, Cygwin */
 
 # if defined __DragonFly__          /* DragonFly */
   /* See <http://www.dragonflybsd.org/cvsweb/src/lib/libc/stdio/priv_stdio.h?rev=HEAD&content-type=text/x-cvsweb-markup>.  */
@@ -64,7 +66,7 @@
       /* More fields, not relevant here.  */
     };
 #  define fp_ub ((struct __sfileext *) fp->_ext._base)->_ub
-# else                                         /* FreeBSD, NetBSD <= 1.5Z, DragonFly, MacOS X, Cygwin */
+# else                                         /* FreeBSD, NetBSD <= 1.5Z, DragonFly, Mac OS X, Cygwin */
 #  define fp_ub fp_->_ub
 # endif