­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ # purpose of 20-check-boot-options.sh is to find out if at boot time # we entered special boot options, such as: # dhcp to force DHCLIENT to be started instead of the network scripts # ip=10.10.10.10 was defined to force an IPADDR of our choice instead # of the original IP address of the source system (useful for cloning purposes) # nm=255.255.255.0 to set the netmask (may be skipped) read -r