• Add note about WITH_OPTIMIZED_ATHLON will fall back to 3dNow if you don't have a Athlon
• Fix man pages so they say ${PREFIX}/etc instead of /etc
• Fix core dump of fftw-wisdom in >=5.x [1] by removing a dirty work around to use a 16-byte aligned maloc by really using freebsd's 16-byte aligned maloc

Reported by: phk