do utf terminal processing even when no preprocessors are required.

Notes:
Mon Mar 10 18:12:11 EDT 2008 geoff
    Good catch, but the fix is in troff's mkfile.
    The default term is supposed to be utf, not 37,
    now it is.


Reference: /n/sources/patch/sorry/manutf
Date: Sun Mar  9 22:33:08 CET 2008
Signed-off-by: quanstro@quanstro.net
Reviewed-by: geoff

--- /rc/bin/man	Sun Mar  9 22:32:40 2008
+++ /rc/bin/man	Sun Mar  9 22:32:39 2008
@@ -21,7 +21,7 @@
 		Nflag=-Tutf
 	}
 	if not {
-		Nflag='-N'
+		Nflag=(-N -Tutf)
 		Lflag='-rL1000i'
 		# setting L changes page length to infinity (sed script removes empty lines)
 		if (grep -s '^\.(2C|sp *[0-9]*\.)' $2)