and strncpy() to avoid linker warnings. Fix a bus error that occurs
when pulling the blink(1) device from the USB port while running
blink1-tool --blink.
OK jung@
updates are triggered. This is following the struct if_data ABI change a few
days ago; if_msghdr has an embedded if_data. Some may be unnecessary, but
some are definitely needed and bumps are cheaper than debugging.
Problem reported with wpa_supplicant by Mikolaj Kucharski.
