making all mod_portaudio
make[3]: Entering directory '/home/pi/freeswitch/src/mod/endpoints/mod_portaudio'
Makefile:785: *** You must install portaudio19-dev to build mod_portaudio. Stop.
make[3]: Leaving directory '/home/pi/freeswitch/src/mod/endpoints/mod_portaudio'
Makefile:542: recipe for target 'mod_portaudio-all' failed
make[2]: *** [mod_portaudio-all] Error 1
make[2]: Leaving directory '/home/pi/freeswitch/src/mod'
Makefile:577: recipe for target 'mod_portaudio' failed
make[1]: *** [mod_portaudio] Error 2
make[1]: Leaving directory '/home/pi/freeswitch/src/mod'
Makefile:3047: recipe for target 'mod_portaudio' failed
make: *** [mod_portaudio] Error 2
I have installed the portaudio19-dev package and also compiled portaudio from source, but none worked.