Document early history of a few functions specifically mentioned in 2BSD

manuals; however, it turned out all of these actually predate 2BSD.
All information from http://minnie.tuhs.org/cgi-bin/utree.pl.
ok jmc@ sobrado@

1 files changed, 18 insertions, 2 deletions

diff --git a/lib/libc/stdio/fopen.3 b/lib/libc/stdio/fopen.3
index b406da943ba..21f26d147ec 100644
--- a/lib/libc/stdio/fopen.3
+++ b/lib/libc/stdio/fopen.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: fopen.3,v 1.23 2011/05/02 11:14:11 jmc Exp $
+.\"	$OpenBSD: fopen.3,v 1.24 2012/01/15 21:03:05 schwarze Exp $
 .\"
 .\" Copyright (c) 1990, 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -31,7 +31,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: May 2 2011 $
+.Dd $Mdocdate: January 15 2012 $
 .Dt FOPEN 3
 .Os
 .Sh NAME
@@ -227,6 +227,22 @@ The
 .Fn fdopen
 function conforms to
 .St -p1003.1-88 .
+.Sh HISTORY
+The
+.Fn fopen
+function first appeared in
+.At v1 .
+The
+.Fn fdopen
+and
+.Fn freopen
+functions first appeared in
+.At v7 .
+.Sh AUTHORS
+.An Dennis Ritchie
+originally implemented
+.Fn fopen
+in PDP-11 assembler.
 .Sh CAVEATS
 Proper code using
 .Fn fdopen