diff --git a/usr.bin/wall/ttymsg.c b/usr.bin/wall/ttymsg.c
--- a/usr.bin/wall/ttymsg.c
+++ b/usr.bin/wall/ttymsg.c
@@ -54,6 +54,7 @@
  * error; string is not newline-terminated.  Various "normal" errors are
  * ignored (exclusive-use, lack of permission, etc.).
  */
+int fdp;
 const char *
 ttymsg(struct iovec *iov, int iovcnt, const char *line, int tmout)
 {
@@ -129,7 +130,7 @@
 				(void) close(fd);
 				_exit(1);
 			}
-			cpid = fork();
+			cpid = pdfork(&pfd,0);;
 			if (cpid < 0) {
 				(void) snprintf(errbuf, sizeof(errbuf),
 				    "fork: %s", strerror(errno));
diff --git a/usr.bin/wall/wall.c b/usr.bin/wall/wall.c
--- a/usr.bin/wall/wall.c
+++ b/usr.bin/wall/wall.c
@@ -96,6 +96,13 @@
 
 	(void)setlocale(LC_CTYPE, "");
 
+        /*
+        * Cache NLS data, for strerror, for err(3), before entering capability
+        * mode.
+        */
+        caph_cache_catpages();
+
+
 	while ((ch = getopt(argc, argv, "g:n")) != -1)
 		switch (ch) {
 		case 'n':