License for the driver c2esp
GPL 2+
Principally, this driver is free software under the GPL, but take note on the following restriction: It is possible that certain products which can be built using the jbig software module might form inventions protected by patent rights in some countries (e.g., by patents about arithmetic coding algorithms owned by IBM and AT&T in the USA). Provision of this software by the author does NOT include any licences for any patents. In those countries where a patent licence is required for certain applications of this software module, you will have to obtain such a licence yourself.