12745 man page typos

@@ -16,11 +16,11 @@
 .\" file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 .\" If applicable, add the following below this CDDL HEADER, with the
 .\" fields enclosed by brackets "[]" replaced with your own identifying
 .\" information: Portions Copyright [yyyy] [name of copyright owner]
 .\"
-.Dd January 6, 2020
+.Dd May 17, 2020
 .Dt PROC 4
 .Os
 .Sh NAME
 .Nm proc
 .Nd /proc, the process file system

@@ -481,11 +481,11 @@
 is the total number of active lwps in the process.
 .Sy pr_nzomb
 is the total number of zombie lwps in the process.
 A zombie lwp is a non-detached lwp that has terminated but has not been reaped
 with
-.Xr thr_join 3
+.Xr thr_join 3C
 or
 .Xr pthread_join 3C .
 .Pp
 .Sy pr_pid ,
 .Sy pr_ppi ,