Note that this appeared at least as early as PWB UNIX.

Use the literal string 'PWB UNIX', as we still have no .At macro for it.
2002-06-10 22:59:59 +00:00 · 2002-06-10 22:59:59 +00:00 · 241a475e6f
commit 241a475e6f
parent d40b17fd5d
10 changed files with 22 additions and 12 deletions
--- a/usr.bin/csplit/csplit.1
+++ b/usr.bin/csplit/csplit.1
@ -144,6 +144,10 @@ Split standard input after the first 99 lines and every 100 lines thereafter:
 .Xr sed 1 ,
 .Xr split 1 ,
 .Xr re_format 7
+.Sh HISTORY
+A
+.Nm
+command appeared in PWB UNIX.
 .Sh STANDARDS
 The
 .Nm
--- a/usr.bin/head/head.1
+++ b/usr.bin/head/head.1
@ -66,5 +66,4 @@ is the name of the file.
 .Sh HISTORY
 The
 .Nm
-command appeared in
-.Bx 3.0 .
+command appeared in PWB UNIX.
--- a/usr.bin/m4/m4.1
+++ b/usr.bin/m4/m4.1
@ -404,8 +404,7 @@ conforms to
 .Sh HISTORY
 An
 .Nm
-command appeared in
-.At v7 .
+command appeared in PWB UNIX.
 .Sh AUTHORS
 .An -nosplit
 .An Ozan Yigit Aq oz@sis.yorku.ca
--- a/usr.bin/tabs/tabs.1
+++ b/usr.bin/tabs/tabs.1
@ -151,8 +151,7 @@ utility conforms to
 .Sh HISTORY
 A
 .Nm
-utility appeared in
-.At v7 .
+utility appeared in PWB UNIX.
 This implementation was introduced in
 .Fx 5.0 .
 .Sh BUGS
--- a/usr.bin/tail/tail.1
+++ b/usr.bin/tail/tail.1
@ -180,5 +180,4 @@ option and display the last 4 lines of the input.
 .Sh HISTORY
 A
 .Nm
-command appeared in
-.At v7 .
+command appeared in PWB UNIX.
--- a/usr.bin/uname/uname.1
+++ b/usr.bin/uname/uname.1
@ -86,8 +86,7 @@ output is written on a single line, separated by spaces.
 .Sh HISTORY
 The
 .Nm
-command appeared in
-.At v7 .
+command appeared in PWB UNIX.
 .Sh STANDARDS
 The
 .Nm
--- a/usr.bin/uniq/uniq.1
+++ b/usr.bin/uniq/uniq.1
@ -135,6 +135,10 @@ and
 options have been deprecated but are still supported in this implementation.
 .Sh SEE ALSO
 .Xr sort 1
+.Sh HISTORY
+A
+.Nm
+command appeared in PWB UNIX.
 .Sh STANDARDS
 The
 .Nm
--- a/usr.bin/wall/wall.1
+++ b/usr.bin/wall/wall.1
@ -68,5 +68,4 @@ receive the message.
 .Sh HISTORY
 A
 .Nm
-command appeared in
-.At v7 .
+command appeared in PWB UNIX.
--- a/usr.bin/xargs/xargs.1
+++ b/usr.bin/xargs/xargs.1
@ -279,6 +279,10 @@ and
 options are non-standard
 .Fx
 extensions which may not be available on other operating systems.
+.Sh HISTORY
+The
+.Nm
+command appeared in PWB UNIX.
 .Sh BUGS
 If
 .Ar utility
--- a/usr.bin/yacc/yacc.1
+++ b/usr.bin/yacc/yacc.1
@ -157,6 +157,10 @@ conflicts,
 the number of conflicts is reported on standard error.
 .Sh SEE ALSO
 .Xr yyfix 1
+.Sh HISTORY
+A
+.Nm
+command appeared in PWB UNIX.
 .Sh STANDARDS
 The
 .Nm