How can I re-add a unicode byte order marker in linux?

Question

I have a rather large SQL file which starts with the byte order marker of FFFE. I have split this file using the unicode aware linux split tool into 100,000 line chunks. But whe

Answer 1

$ printf '\xEF\xBB\xBF' > bom.txt

Then check:

$ grep -rl $'\xEF\xBB\xBF' .
./bom.txt