MFC/R2 (telephony) call setup library - development headers

 OpenR2 is a library that implements the MFC/R2 telephony signalling
 over E1 lines using the DAHDI Telephony interface.
 .
 The MFC/R2 protocol is a telephony signalling protocol, widely used in Latin
 America, China and Africa, similar to the ISDN protocols found in most of
 Europe and North America
 .
 This package contains libraries and header files for developing applications.