Index: contrib/mandoc/apropos.1
===================================================================
--- contrib/mandoc/apropos.1
+++ contrib/mandoc/apropos.1
@@ -15,7 +15,7 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: November 22 2018 $
+.Dd $Mdocdate: June 30 2020 $
 .Dt APROPOS 1
 .Os
 .Sh NAME
@@ -493,6 +493,12 @@
 .Fl acfhIKklOTWw
 appeared in
 .Ox 5.7 .
+.Pp
+The
+.Nm
+utility was integrated into
+.Fx 11.1
+as part of the switch to mandoc.
 .Sh AUTHORS
 .An -nosplit
 .An Bill Joy
Index: contrib/mandoc/makewhatis.8
===================================================================
--- contrib/mandoc/makewhatis.8
+++ contrib/mandoc/makewhatis.8
@@ -15,7 +15,7 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: May 17 2017 $
+.Dd $Mdocdate: June 30 2020 $
 .Dt MAKEWHATIS 8
 .Os
 .Sh NAME
@@ -211,6 +211,12 @@
 .Fl aCDnQT
 in
 .Ox 5.6 .
+.Pp
+The
+.Nm
+utility was integrated into
+.Fx 11.1
+as part of the switch to mandoc.
 .Sh AUTHORS
 .An -nosplit
 .An Bill Joy
Index: usr.bin/grep/grep.1
===================================================================
--- usr.bin/grep/grep.1
+++ usr.bin/grep/grep.1
@@ -209,7 +209,7 @@
 and
 .Fl Fl include
 patterns are processed in the order given.
-If a name patches multiple patterns, the latest matching rule wins.
+If a name matches multiple patterns, the latest matching rule wins.
 If no
 .Fl Fl include
 pattern is specified, all files are searched that are
@@ -228,7 +228,7 @@
 and
 .Fl Fl include-dir
 patterns are processed in the order given.
-If a name patches multiple patterns, the latest matching rule wins.
+If a name matches multiple patterns, the latest matching rule wins.
 If no
 .Fl Fl include-dir
 pattern is specified, all directories are searched that are
@@ -284,7 +284,7 @@
 and
 .Fl Fl exclude
 patterns are processed in the order given.
-If a name patches multiple patterns, the latest matching rule wins.
+If a name matches multiple patterns, the latest matching rule wins.
 Patterns are matched to the full path specified,
 not only to the filename component.
 .It Fl Fl include-dir Ar pattern
@@ -298,7 +298,7 @@
 and
 .Fl Fl exclude-dir
 patterns are processed in the order given.
-If a name patches multiple patterns, the latest matching rule wins.
+If a name matches multiple patterns, the latest matching rule wins.
 .It Fl L , Fl Fl files-without-match
 Only the names of files not containing selected lines are written to
 standard output.