sfftw2 2.1.3-16.2 (powerpc binary) in ubuntu dapper

Library for computing Fast Fourier Transforms
 This library computes Fast Fourier Transforms (FFT) in one
 or more dimensions. It is extremely fast. This package
 contains the shared library version of the fftw libraries
 in single precision.
 .
 To get the static library and the header files you need to
 install sfftw-dev.
 .
 For documentation and test programs, install fftw-docs