Thanks to I Haylock for an update:
Title: libportmidi.tcz
Description: portable cross-platform Midi API. (TESTING)
Version: portmidi-src-200
Author: Ross Bencina with Phil Burk et al.
Original-site: http://portmedia.sourceforge.net/
Copying-policy: GPL compatible plain MIT licence
Size: 76k
Extension_by: I Haylock
Comments: ----
Change-log: ----
Current: 2010/01/27 First version