1SoX source code is distributed under two main licenses. The two 2licenses are in the files LICENSE.GPL and LICENSE.LGPL. 3 4sox.c, and thus SoX-the user application, is distributed under the 5GPL, while the files that make up libsox are licensed under the less 6restrictive LGPL. 7 8Note that some of the external packages that can be linked into libsox 9are GPLed and/or may have licensing problems, so they can be disabled 10at configure time with the relevant--with-* options. If libsox is built 11with such libraries, it must be distributed under the GPL. 12