Index: examples/it_out.c
===================================================================
--- examples/it_out.c	(revision 90152a4860529aff7214be01cd22abd37012cd19)
+++ examples/it_out.c	(revision 90152a4860529aff7214be01cd22abd37012cd19)
@@ -0,0 +1,69 @@
+//
+// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
+//
+// The contents of this file are covered under the licence agreement in the
+// file "LICENCE" distributed with Cforall.
+//
+// it_out.c -- 
+//
+// Author           : Richard C. Bilson
+// Created On       : Wed May 27 17:56:53 2015
+// Last Modified By : Peter A. Buhr
+// Last Modified On : Tue Mar  8 22:14:39 2016
+// Update Count     : 8
+//
+
+typedef unsigned long streamsize_type;
+
+trait ostream( dtype os_type ) {
+	os_type *write( os_type *, const char *, streamsize_type );
+	int fail( os_type * );
+};
+
+trait writeable( otype T ) {
+	forall( dtype os_type | ostream( os_type ) ) os_type * ?<<?( os_type *, T );
+};
+
+forall( dtype os_type | ostream( os_type ) ) os_type * ?<<?( os_type *, char );
+forall( dtype os_type | ostream( os_type ) ) os_type * ?<<?( os_type *, int );
+forall( dtype os_type | ostream( os_type ) ) os_type * ?<<?( os_type *, const char * );
+
+trait istream( dtype is_type ) {
+	is_type *read( is_type *, char *, streamsize_type );
+	is_type *unread( is_type *, char );
+	int fail( is_type * );
+	int eof( is_type * );
+};
+
+trait readable( otype T ) {
+	forall( dtype is_type | istream( is_type ) ) is_type * ?<<?( is_type *, T );
+};
+
+forall( dtype is_type | istream( is_type ) ) is_type * ?>>?( is_type *, char* );
+forall( dtype is_type | istream( is_type ) ) is_type * ?>>?( is_type *, int* );
+
+trait iterator( otype iterator_type, otype elt_type ) {
+	iterator_type ?++( iterator_type* );
+	iterator_type ++?( iterator_type* );
+	int ?==?( iterator_type, iterator_type );
+	int ?!=?( iterator_type, iterator_type );
+
+	lvalue elt_type *?( iterator_type );
+};
+
+forall( otype elt_type | writeable( elt_type ),
+		otype iterator_type | iterator( iterator_type, elt_type ),
+		dtype os_type | ostream( os_type ) )
+void write_all( iterator_type begin, iterator_type end, os_type *os );
+
+forall( otype elt_type | writeable( elt_type ),
+		otype iterator_type | iterator( iterator_type, elt_type ),
+		dtype os_type | ostream( os_type ) )
+void write_all( elt_type begin, iterator_type end, os_type *os ) {
+	os << begin;
+}
+
+// Local Variables: //
+// tab-width: 4 //
+// compile-command: "cfa it_out.c" //
+// End: //