/usr/share/udhcpc/default.script it's overwrited in package update
I think that , as this script it’s the only way to customize some networking options (to emulate nogateway dhcp option for example) can’t be overwriten with a package update.
(from redmine: issue id 5672, created on 2016-06-01, closed on 2016-06-24)
- Revision 9e384860 by Natanael Copa on 2016-06-16T15:14:07Z:
main/busybox-initscripts: support for disable gateway and dns in udhcpcd ref #5672
- Revision 9dfe465b by Natanael Copa on 2016-06-17T16:39:26Z:
main/busybox-initscripts: support for disable gateway and dns in udhcpcd fixes #5672 (cherry picked from commit 9e38486094b25e9577a6076530b4b293a3efb020)