man issndfile () - checks if a file is in a recognized audio file format
NAME
issndfile - checks if a file is in a recognized audio file format
SYNOPSIS
issndfile filename
DESCRIPTION
The issndfile program checks the specified file to see if it is in one of the recognized audio file formats and, if it is, returns a zero (true) exit status; otherwise, a non-zero (false) exit status is returned.
SEE ALSO
COPYRIGHT
Copyright 1994 Network Computing Devices, Inc.
AUTHOR
Greg Renda, Network Computing Devices, Inc.