Typo fix.

Added EOPNOTSUPP and EMLINK to errors section.
Added symlink(2) xref.

Obtained from:	OpenBSD

lib/libc/sys/link.2

@@ -30,7 +30,7 @@
 .\" SUCH DAMAGE.
 .\"
 .\"     @(#)link.2	8.3 (Berkeley) 1/12/94
-.\"	$Id$
+.\"	$Id: link.2,v 1.8 1997/02/22 15:03:58 peter Exp $
 .\"
 .Dd January 12, 1994
 .Dt LINK 2
@@ -49,7 +49,7 @@ function call
 atomically creates the specified directory entry (hard link)
 .Fa name2
 with the attributes of the underlying object pointed at by
-.Fa name1
+.Fa name1 .
 If the link is successful: the link count of the underlying object
 is incremented;
 .Fa name1
@@ -93,6 +93,15 @@ A component of either pathname exceeded 255 characters,
 or entire length of either path name exceeded 1023 characters.
 .It Bq Er ENOENT
 A component of either path prefix does not exist.
+.It Bq Er EOPNOTSUPP
+The file system containing the file named by
+.Fa name1
+does not support links.
+.It Bq Er EMLINK
+The link count of the file named by
+.Fa name1
+would exceed
+.Dv {LINK_MAX}.
 .It Bq Er EACCES
 A component of either path prefix denies search permission.
 .It Bq Er EACCES
@@ -139,6 +148,7 @@ One of the pathnames specified
 is outside the process's allocated address space.
 .El
 .Sh SEE ALSO
+.Xr readlink 2 ,
 .Xr symlink 2 ,
 .Xr unlink 2
 .Sh STANDARDS