File list (Check if you may need any files):
COMMTOOL
........\A2D.M
........\ACF.M
........\ACF_PLOT.M
........\ASKS.M
........\BCD.M
........\BIN2BIPO.M
........\BIN2GRAY.M
........\BIN2POL.M
........\BINARY.M
........\BIN_DEC.M
........\BIN_ENC.M
........\BLACKBOX.M
........\BPF.M
........\CDF.M
........\CHANNEL.M
........\CHECK.M
........\CHHOICES.M
........\CONTENTS.M
........\CORR_SEQ.M
........\D2A.M
........\DART.M
........\DETECT.M
........\DICE.M
........\DIFF_DEC.M
........\DIFF_ENC.M
........\DUOBINAR.M
........\DUOB_GEN.M
........\ECORR.M
........\ENVELOPE.M
........\EXP5_C6.M
........\EXPONENT.M
........\EXP_CDF.M
........\EXP_PDF.M
........\EYE_DIAG.M
........\FFTSIZE.M
........\FSKC.M
........\FSKS.M
........\FX_MENU.M
........\GAMMA_~1.M
........\GAUS_CDF.M
........\GAUS_PDF.M
........\GRAY2BIN.M
........\GUESS.M
........\INTEGRAL.M
........\INT_DUMP.M
........\INVERT.M
........\LAPLACE.M
........\LAPL_CDF.M
........\LAPL_PDF.M
........\LIMITER.M
........\LPF.M
........\MANCHEST.M
........\MATCH.M
........\MC_INT.M
........\MEANSQ.M
........\MIXER.M
........\MODULATE.M
........\MSKC.M
........\MU_INV.M
........\MU_LAW.M
........\NEW_BORN.M
........\NORMAL~1.M
........\NYQUIST_.M
........\NYQ_GEN.M
........\ooyoask.m
........\OSC.M
........\PAR2SER.M
........\PDF.M
........\PERSON~1.M
........\PLAYBACK.M
........\POL2BIN.M
........\POLAR1.M
........\PSD.M
........\PSD_PLOT.M
........\PSK.M
........\PSKC.M
........\QUANTIZE.M
........\QUANT_CH.M
........\QUANT_EF.M
........\Q_FUNC~1.M
........\RAYL_CDF.M
........\RAYL_PDF.M
........\RC.M
........\REALIZE.M
........\RECTIFY.M
........\RECT_NRZ.M
........\RECT_RZ.M
........\RX.M
........\SER2PAR.M
........\SINC.M
........\SPEECH.M
........\STAIR.M
........\START.M
........\STAT_P~1.M
........\TEMPER~1.M
........\TRIANGLE.M
........\TX.M
........\UNIFORM.M
........\UNIF_CDF.M