2011-05-18  Yaakov Selkowitz  <yselkowitz@...>

	* libc/include/stdio_ext.h: New header.
	* libc/stdio/fpurge.c (__fpurge): New function.

Index: libc/stdio/fpurge.c
===================================================================
RCS file: /cvs/src/src/newlib/libc/stdio/fpurge.c,v
retrieving revision 1.1
diff -u -r1.1 fpurge.c
--- libc/stdio/fpurge.c	3 Jul 2009 11:58:04 -0000	1.1
+++ libc/stdio/fpurge.c	29 Mar 2011 01:09:05 -0000
@@ -11,6 +11,8 @@
 	fpurge
 INDEX
 	_fpurge_r
+INDEX
+	__fpurge
 
 ANSI_SYNOPSIS
 	#include <stdio.h>
@@ -18,6 +20,11 @@
 
 	int _fpurge_r(struct _reent *<[reent]>, FILE *<[fp]>);
 
+	#include <stdio.h>
+	#include <stdio_ext.h>
+	void  __fpurge(FILE *<[fp]>);
+
+
 DESCRIPTION
 Use <<fpurge>> to clear all buffers of the given stream.  For output
 streams, this discards data not yet written to disk.  For input streams,
@@ -26,6 +33,8 @@
 and generally is only needed when manually altering the underlying file
 descriptor of a stream.
 
+<<__fpurge>> behaves exactly like <<fpurge>> but does not return a value.
+
 The alternate function <<_fpurge_r>> is a reentrant version, where the
 extra argument <[reent]> is a pointer to a reentrancy structure, and
 <[fp]> must not be NULL.
@@ -42,6 +51,7 @@
 
 #include <_ansi.h>
 #include <stdio.h>
+#include <stdio_ext.h>
 #include <errno.h>
 #include "local.h"
 
@@ -87,4 +97,11 @@
   return _fpurge_r (_REENT, fp);
 }
 
+void
+_DEFUN(__fpurge, (fp),
+       register FILE * fp)
+{
+  _fpurge_r (_REENT, fp);
+}
+
 #endif /* _REENT_ONLY */