esdcat pipes data from a pipe to the sound device
esdcat ["-s" server] ["-b"] ["-m"] ["-r" freq] < file
esd(1), esddsp(1), esdfilt(1), esdloop(1), esdplay(1), esdsample(1), esd-config(1), esdctl(1), esdmon(1), esdrec(1) 2002-06-04 EsounD 0.2.29 ESDCAT(1)