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-rw-r--r--usr.bin/lockf/lockf.14
1 files changed, 4 insertions, 0 deletions
diff --git a/usr.bin/lockf/lockf.1 b/usr.bin/lockf/lockf.1
index e4fc80eb93dc..e3bd147f9ebe 100644
--- a/usr.bin/lockf/lockf.1
+++ b/usr.bin/lockf/lockf.1
@@ -112,5 +112,9 @@ A system call (e.g., fork) failed unexpectedly.
.Sh SEE ALSO
.Xr flock 2 ,
.Xr sysexits 3
+.Sh HISTORY
+.Nm
+first appeared in
+.Fx 2.2 .
.Sh AUTHORS
.An John Polstra Aq jdp@polstra.com .