lregions clearer output 

it was a bit unclear what the values meant for me.
Have you tested this on a terminal which doesn't support colors?
The indention is wrong on a 32 bit system. Please use indention according to the POINTER_FMT which differs between 32 bit and 64 bit systems!
If we agree on having a headline, we should probably have a headline for the "list" command as well.