openvt,getty,vfork_daemon_rexec,mount: tighten up fd cleanup code
(will close all fd's > 2 on daemonization now)
getty: fix "getty -" support, and also do not try to chown/chmod "-"
telnetd: fix "lost ctty" bug
Yet another attempt on saner function names:
bb_sanitize_server_stdio(0/1) -> bb_sanitize_stdio() + bb_daemonize();

diff --git a/miscutils/setsid.c b/miscutils/setsid.c
index 347b2ba..47c44d2 100644
--- a/miscutils/setsid.c
+++ b/miscutils/setsid.c
@@ -15,9 +15,6 @@
  */
 
 #include "busybox.h"
-#include <stdio.h>
-#include <unistd.h>
-#include <stdlib.h>
 
 int setsid_main(int argc, char *argv[])
 {
@@ -25,7 +22,7 @@
 		bb_show_usage();
 
 	if (getpgrp() == getpid()) {
-		switch (fork()){
+		switch (fork()) {
 		case -1:
 			bb_perror_msg_and_die("fork");
 		case 0:
@@ -33,8 +30,8 @@
 		default:	/* parent */
 			exit(0);
 		}
-		/* child falls through */
 	}
+	/* child */
 
 	setsid();  /* no error possible */