• Use a better way to detect SDL header
• Add WITH_ESOUND knob and enable the plugin build
• Fix bsdvideo (bktr(4)) plugin and make it buildable on more archs
• Add a small error handler to detect unresolved symbols in plugins
• Add more plugins to pkg-plist
• Add experimental support for firewire(4) based video devices. The segment of the Makefile is intentionally commented out.

PR: ports/95422, ports/96624
Submitted by: Joerg Pulz <Joerg.Pulz@frm2.tum.de>,

		Steve Ames <steve@energistic.com> (maintainer)

Approved by: Steve Ames <steve@energistic.com> (maintainer)