И кстати, строка 34 в файле /etc/init.d/nginx просто производит запуск:

d_start() {
$DAEMON -c $CONFIGFILE || echo -en "\n already running"
}


Весь файл:

#!/bin/sh
#
# Init file for nginx
#
# chkconfig: 2345 55 25
# description: Nginx web server
#
# processname: nginx
# config: /usr/local/nginx/conf/nginx.conf
# pidfile: /usr/local/nginx/logs/nginx.pid

# Description: Startup script for nginx webserver on Debian. Place in /etc/init.d and
# run 'sudo update-rc.d nginx defaults', or use the appropriate command on your
# distro. For CentOS/Redhat run: '/sbin/chkconfig --add nginx'
#
# Author: Ryan Norbauer <ryan.norbauer@gmail.com>
# Modified: Geoffrey Grosenbach http://topfunky.com
# Modified: David Krmpotic http://davidhq.com
# Modified: Vishnu Gopal http://vish.in

set -e

PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DESC="nginx daemon"
NAME=nginx
DAEMON=/usr/local/nginx/sbin/$NAME
CONFIGFILE=/usr/local/nginx/conf/nginx.conf
PIDFILE=/usr/local/nginx/logs/$NAME.pid
SCRIPTNAME=/etc/init.d/$NAME

# Gracefully exit if the package has been removed.
test -x $DAEMON || exit 0

d_start() {
$DAEMON -c $CONFIGFILE || echo -en "\n already running"
}

d_stop() {
kill -QUIT `cat $PIDFILE` || echo -en "\n not running"
}

d_reload() {
kill -HUP `cat $PIDFILE` || echo -en "\n can't reload"
}

case "$1" in
start)
echo -n "Starting $DESC: $NAME"
d_start
echo "."
;;
stop)
echo -n "Stopping $DESC: $NAME"
d_stop
echo "."
;;
reload)
echo -n "Reloading $DESC configuration..."
d_reload
echo "."
;;
restart)
echo -n "Restarting $DESC: $NAME"
d_stop
# One second might not be time enough for a daemon to stop,
# if this happens, d_start will fail (and dpkg will break if
# the package is being upgraded). Change the timeout if needed
# be, or change d_stop to have start-stop-daemon use --retry.
# Notice that using --retry slows down the shutdown process somewhat.
sleep 2
d_start
echo "."
;;
*)
echo "Usage: $SCRIPTNAME {start|stop|restart|reload}" >&2
exit 3
;;
esac

exit 0