- change references to nil to null; tschroed@acm.org

- remove trailing spaces from end of lines
- add some .Dv
- change -1 to \-1, so `-' is taken as a negative sign
- other misc formatting fixes

1 files changed, 5 insertions, 5 deletions

diff --git a/lib/libc/sys/pipe.2 b/lib/libc/sys/pipe.2
index e41e71e5fb3..3eb80aa5d3c 100644
--- a/lib/libc/sys/pipe.2
+++ b/lib/libc/sys/pipe.2
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: pipe.2,v 1.6 1999/05/23 14:10:55 aaron Exp $
+.\"	$OpenBSD: pipe.2,v 1.7 1999/06/29 14:10:13 aaron Exp $
 .\"	$NetBSD: pipe.2,v 1.6 1995/02/27 12:35:27 cgd Exp $
 .\"
 .\" Copyright (c) 1980, 1991, 1993
@@ -57,7 +57,7 @@ The first descriptor connects to the
 .Em read end
 of the pipe,
 and the second connects to the
-.Em write end  ,
+.Em write end ,
 so that data written to
 .Fa fildes[1]
 appears on (i.e., can be read from)
@@ -82,8 +82,8 @@ Widowing a pipe is the only way to deliver end-of-file to a reader:
 after the reader consumes any buffered data, reading a widowed pipe
 returns a zero count.
 .Sh RETURN VALUES
-On successful creation of the pipe, zero is returned. Otherwise, 
-a value of -1 is returned and the variable
+On successful creation of the pipe, zero is returned. Otherwise,
+a value of \-1 is returned and the variable
 .Va errno
 set to indicate the
 error.
@@ -116,5 +116,5 @@ function conforms to
 .Sh HISTORY
 A
 .Fn pipe
-function call appeared in 
+function call appeared in
 .At v6 .