Log Message:
Updated multimedia/libmpeg3 to 1.8

1.8 - Better table of contents generation & handling of ID3 tags.

pkgsrc changes:
	- Fix broken build on NetBSD by reworking the mares nest of
	  non Linux #ifdefs in mpeg3io.c - build was broken by a
	  previous __DragonFly__ or __APPLE_ build fix
	- Add new patch for 1.8 to avoid Linux DVD ioctls