On Wed, 22 Jul 2020 13:51:26 +0200 Florian Westphal <fw@xxxxxxxxx> wrote: > + "map") > + mapt=": mark" > + mark=$RANDOM > + mapv=$(printf " : 0x%08x" ${mark}) I don't have $RANDOM in dash :( Can you use $(date +%s) (it's POSIX.2-1992) or a fixed number instead? The test doesn't fail for me because printf turns that empty variable into 0x00000000 anyway, but it's not really specified. Looks good to me otherwise. -- Stefano