getty, sulogin: convert to using bb_msg for syslog output

diff --git a/libbb/herror_msg_and_die.c b/libbb/herror_msg_and_die.c
index 285b195..f115c8e 100644
--- a/libbb/herror_msg_and_die.c
+++ b/libbb/herror_msg_and_die.c
@@ -19,5 +19,7 @@
 	va_start(p, s);
 	bb_vherror_msg(s, p);
 	va_end(p);
+	if (die_sleep)
+		sleep(die_sleep);
 	exit(bb_default_error_retval);
 }