Enable CAPI support Enable CELT ultra-low delay audio codec Enable DTMF encoding/decoding support Enable T.38 FAX protocol Enable H.224 real time control protocol Enable H.281 Far-End Camera Control protocol Enable H.323 protocol Enable Inter-Asterisk eXchange protocol Enable Interactive Voice Response Enable iLBC (RFC 3951) speech codec Enable xJack cards support Enable Line Interface Device Enable plugins support Enable the Bluetooth low-complexity, SubBand Codec Enable Session Initiation Protocol Enable SIP Instant Messages session Enable Secure Real-time Transport Protocol Enable statistic reporting Use swig to generate bindings Enable video support Enable Voicetronics VPB card support Enable VXML support Enable WAVFILE support Install x264 plugin statically linked with x264 opalvoip