Index: lib/libc/sys/procctl.2
===================================================================
--- lib/libc/sys/procctl.2
+++ lib/libc/sys/procctl.2
@@ -550,4 +550,4 @@
 .Dv PROC_PDEATHSIG_CTL
 facility is based on the prctl(PR_SET_PDEATHSIG, ...) feature of Linux,
 and first appeared in
-.Fx 12.0 .
+.Fx 11.2 .