C:\Users\admin\Desktop>adb shell
# su
su
# ls -ld /system ; ls -ld /system/etc
ls -ld /system ; ls -ld /system/etc
# busybox ls -ld /system ; ls -ld /system/etc
busybox ls -ld /system ; ls -ld /system/etc
drwxrwxrwx   12 root     root          1024 Oct 20 08:07 /system
# busybox ls -ld /system/etc/dhcpcd
busybox ls -ld /system/etc/dhcpcd
drwxrwxrwx    3 system   system        1024 Oct 20 16:12 /system/etc/dhcpcd
# busybox ls -l /system/bin/dhcpcd
busybox ls -l /system/bin/dhcpcd
-rwxrwxrwx    1 system   system       44540 Sep 21 10:33 /system/bin/dhcpcd
#  /system/bin/dhcpcd -ABKL eth0
 /system/bin/dhcpcd -ABKL eth0
# system/bin/dhcpcd -ABKL eth0
system/bin/dhcpcd -ABKL eth0
.: Can't open /system/etc/dhcpcd/dhcpcd.enter-hook
.: Can't open /system/etc/dhcpcd/dhcpcd.enter-hook
^C
C:\Users\admin\Desktop>adb shell
# su
su
# ifconfig eth0
ifconfig eth0
# busybox ifconfig eth0
busybox ifconfig eth0
eth0      Link encap:Ethernet  HWaddr 00:90:4C:C5:00:34
          inet addr:192.168.2.2  Bcast:192.168.2.255  Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:147 errors:0 dropped:0 overruns:0 frame:0
          TX packets:128 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:20805 (20.3 KiB)  TX bytes:19205 (18.7 KiB)

#  ls -ld /system/etc
 ls -ld /system/etc
# busybox  ls -ld /system/etc
busybox  ls -ld /system/etc
drwxrwxrwx   13 root     root          1024 Sep 14 21:05 /system/etc
# chown -R 1000:1000 /system
chown -R 1000:1000 /system
# busybox chown -R 1000:1000 /system
busybox chown -R 1000:1000 /system
# busybox  ls -ld /system/etc
busybox  ls -ld /system/etc
drwxrwxrwx   13 system   system        1024 Sep 14 21:05 /system/etc

C:\Users\admin\Desktop>adb shell
# su
su
# busybox ls -lR /system/etc/dhcpcd
busybox ls -lR /system/etc/dhcpcd
/system/etc/dhcpcd:
drwxrwxrwx    2 system   system        1024 Oct 20 12:34 dhcpcd-hooks
-rwxrwxrwx    1 system   system        1009 Feb 29  2008 dhcpcd-run-hooks
-rwxrwxrwx    1 system   system         189 Feb 29  2008 dhcpcd.conf

/system/etc/dhcpcd/dhcpcd-hooks:
-rwxrwxrwx    1 system   system         182 Feb 28  2008 01-test
-rwxrwxrwx    1 system   system         705 Feb 28  2008 20-dns.conf
-rwxrwxrwx    1 system   system         808 Feb 28  2008 95-configured

#