Actually use the new man.conf(5) "output" directive.

Additional functionality, yet minus 45 lines of code.

src/etc/examples/man.conf

@@ -1,4 +1,4 @@
-#	$OpenBSD: man.conf,v 1.1 2015/03/27 18:49:50 schwarze Exp $
+#	$OpenBSD: man.conf,v 1.2 2015/03/27 21:17:16 schwarze Exp $
 # man(1)/apropos(1)/makewhatis(8) configuration, see man.conf(5).
 # This sample file shows the default settings.
 
@@ -7,3 +7,10 @@
 manpath /usr/share/man
 manpath /usr/X11R6/man
 manpath /usr/local/man
+
+# Options for terminal output.
+output width 78
+output indent 5
+
+# Option for PostScript and PDF output.
+output paper letter