Fixed xrefs.

lib/libarchive/libarchive.3

@@ -281,7 +281,7 @@ and
 functions can be used to obtain more information.
 .Sh ENVIRONMENT
 There are character set conversions within the
-.Xr archive_entry
+.Xr archive_entry 3
 functions that are impacted by the currently-selected locale.
 .Sh SEE ALSO
 .Xr tar 1 ,

share/man/man4/mac_none.4

@@ -62,7 +62,7 @@ The
 policy module implements a sample MAC policy that has no effect on
 access control in the system.
 Unlike
-.Xr 4 mac_stub ,
+.Xr mac_stub 4 ,
 none of the MAC entry points are defined.
 .Ss Label Format
 No labels are defined for

share/man/man4/smb.4

@@ -174,7 +174,7 @@ and
 system calls are not implemented by this driver.
 .Sh ERRORS
 The
-.Xr ioctl
+.Xr ioctl 2
 commands can cause the following driver-specific errors:
 .Bl -tag -width Er
 .It Bq Er ENXIO

share/man/man7/hier.7

@@ -509,7 +509,7 @@ Japanese translations of documents in /usr/share/doc
 .It Pa ncurses/
 HTML documents pertaining to ncurses;
 see
-.Xr ncurses 3X
+.Xr ncurses 3
 .It Pa ntp/
 HTML documents pertaining to the Network Time Protocol
 .It Pa papers/

tools/tools/tinderbox/tbmaster.1

@@ -249,7 +249,7 @@ out.
 No default value.
 .It TINDERBOX
 The location of the
-.Xr tinderbox(1)
+.Xr tinderbox 1
 script.
 The default value is
 .Dq %%HOME%%/bin/tinderbox .