Note that uuencode is POSIX.2 compliant.

usr.bin/uuencode/uuencode.1

@@ -30,7 +30,7 @@
 .\" SUCH DAMAGE.
 .\"
 .\"     from: @(#)uuencode.1	6.9 (Berkeley) 4/23/91
-.\"	$Id: uuencode.1,v 1.2 1993/08/01 07:26:50 mycroft Exp $
+.\"	$Id: uuencode.1,v 1.3 1993/08/27 22:25:56 jtc Exp $
 .\"
 .Dd April 23, 1991
 .Dt UUENCODE 1
@@ -90,17 +90,32 @@ tree.
 tar cf \- src_tree \&| compress \&|
 uuencode src_tree.tar.Z \&| mail sys1!sys2!user
 .Ed
+.Sh DIAGNOSTICS
+The 
+.Nm uudecode
+and 
+.Nm uuencode 
+utilities exits 0 on success, and >0 if an error occurs.
 .Sh SEE ALSO
 .Xr compress 1 ,
 .Xr mail 1 ,
 .Xr uucp 1 ,
 .Xr uuencode 5 ,
 .Xr format 5
+.Sh STANDARDS
+The 
+.Nm uudecode
+and
+.Nm uuencode
+utilities conform to 
+.St -p1003.2-92 .
+.Sh HISTORY
+The
+.Nm uudecode
+and
+.Nm uuencode
+utilities appeared in
+.Bx 4.0 .
 .Sh BUGS
 The encoded form of the file is expanded by 35% (3 bytes become 4 plus
 control information).
-.Sh HISTORY
-The
-.Nm
-command appeared in
-.Bx 4.0 .