MFC r270647: Add references to vt(4) and the configuration files in /usr/sha

MFC r270653: Update man-pages to correctly refer to changed pathes and namin
MFC r270657: More man pages that need to know about vt in addition to syscon
MFC r270659: (by pluknet@) Missed comma.
MFC r270660: Back-out the references to vt(4) from this man-page. It appears
MFC r270933: Add references to vt(4) to further man-pages.
MFC r270934: Final patches to the tools used to convert syscons keymaps for
MFC r270935: Add vt(4) support to the console initialisation script, specifi

Second batch of MFCs to add support for Unicode keymaps for use with vt(4).

It contains the following changes:

- Add references to vt(4) to relevant man-pages.
- Update comment in defaults/rc.conf to mention vt
- Update rc.d/syscons to warn about syscons keymaps used under vt.
  An attempt is made to identify the vt keymap to load instead.
- Minor changes to the conversion tool based on mail comments on keymaps.

Relnotes:	yes

1 files changed, 21 insertions, 5 deletions

diff --git a/share/man/man5/rc.conf.5 b/share/man/man5/rc.conf.5
index 18a4c86..e05291d 100644
--- a/share/man/man5/rc.conf.5
+++ b/share/man/man5/rc.conf.5
@@ -3120,8 +3120,13 @@ set to this device.
 If set to
 .Dq Li NO ,
 no keymap is installed, otherwise the value is used to install
-the keymap file in
-.Pa /usr/share/syscons/keymaps/ Ns Ao Ar value Ac Ns Pa .kbd .
+the keymap file found in
+.Pa /usr/share/syscons/keymaps/ Ns Ao Ar value Ac Ns Pa .kbd
+(if using
+.Xr syscons 4 ) or
+.Pa /usr/share/vt/keymaps/ Ns Ao Ar value Ac Ns Pa .kbd
+(if using
+.Xr vt 4 ) .
 .It Va keyrate
 .Pq Vt str
 The keyboard repeat speed.
@@ -3156,6 +3161,9 @@ If set to
 no screen map is installed, otherwise the value is used to install
 the screen map file in
 .Pa /usr/share/syscons/scrnmaps/ Ns Aq Ar value .
+This parameter is ignored when using
+.Xr vt 4
+as the console driver.
 .It Va font8x16
 .Pq Vt str
 If set to
@@ -3163,7 +3171,9 @@ If set to
 the default 8x16 font value is used for screen size requests, otherwise
 the value in
 .Pa /usr/share/syscons/fonts/ Ns Aq Ar value
-is used.
+or
+.Pa /usr/share/vt/fonts/ Ns Aq Ar value
+is used (depending on the console driver being used).
 .It Va font8x14
 .Pq Vt str
 If set to
@@ -3171,7 +3181,9 @@ If set to
 the default 8x14 font value is used for screen size requests, otherwise
 the value in
 .Pa /usr/share/syscons/fonts/ Ns Aq Ar value
-is used.
+or
+.Pa /usr/share/vt/fonts/ Ns Aq Ar value
+is used (depending on the console driver being used).
 .It Va font8x8
 .Pq Vt str
 If set to
@@ -3179,7 +3191,9 @@ If set to
 the default 8x8 font value is used for screen size requests, otherwise
 the value in
 .Pa /usr/share/syscons/fonts/ Ns Aq Ar value
-is used.
+or
+.Pa /usr/share/vt/fonts/ Ns Aq Ar value
+is used (depending on the console driver being used).
 .It Va blanktime
 .Pq Vt int
 If set to
@@ -3386,6 +3400,8 @@ For example,
 .Dq Fl h Li 200
 will set the
 .Xr syscons 4
+or
+.Xr vt 4
 scrollback (history) buffer to 200 lines.
 .It Va cron_enable
 .Pq Vt bool