File list (Check if you may need any files):
EchoClear
.........\arch.h
.........\echo.cpp
.........\echo.dsp
.........\echo.dsw
.........\fftwrap.c
.........\fftwrap.h
.........\fixed_generic.h
.........\input_exsample_stereo.pcm
.........\kiss_fft.c
.........\kiss_fft.h
.........\kiss_fftr.c
.........\kiss_fftr.h
.........\left.pcm
.........\math_approx.h
.........\mdf.c
.........\misc.c
.........\misc.h
.........\preprocess.c
.........\pseudofloat.h
.........\right.pcm
.........\smallft.c
.........\smallft.h
.........\speexEC.cpp
.........\speexEC.h
.........\speex_echo.h
.........\speex_preprocess.h
.........\speex_types.h
.........\StdAfx.cpp
.........\StdAfx.h
.........\_kiss_fft_guts.h