utilise OPTIONS
add WITHOUT_NLS knob
fix coredumping on 64bit platforms [1]
make X-CD-Roast much more nicer in accepting some wav files [2]
remove autoconf dependency
bump PORTREVISION

Inspired by: http://www.xcdroast.org/xcdr098/patches/64bit_gsize.patch [1]
Taken from: http://www.xcdroast.org/xcdr098/patches/wav.patch [2]