You don't create the file in the /boot directory of the rootfs partition. You create it in the boot partition.
I did put one on my original Pi1B as that board has a design fault with two voltage regulators fighting and the LAN chip got very hot. Hotter than the SoC and RAM stack. Still working.
Could be PHP. That has a date function that doesn't follow the strftime format standard and has "th" etc.
Check the status of bc in Raspbian, Debian and Ubuntu (for a start)
Code: Select all
Package: bc Priority: optional