Where can I get these LAME builds that support the --nogap feature?

I'm using 3.89, and I've read the help that came with that build (lame --longhelp), but it makes no mention of this --nogap feature.

Thx!
_________________________
Riocar 80gig S/N : 010101580 red
Riocar 80gig (010102106) - backup