[neuromancer85@arch rtaudio-4.0.10]$ ./configure --with-jack
checking for g++... g++
checking for C++ compiler default output file name... a.out
checking whether the C++ compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables... 
checking for suffix of object files... o
checking whether we are using the GNU C++ compiler... yes
checking whether g++ accepts -g... yes
checking for ranlib... ranlib
checking for ar... /usr/bin/ar
checking for gcc... gcc
checking whether we are using the GNU C compiler... yes
checking whether gcc accepts -g... yes
checking for gcc option to accept ISO C89... none needed
checking how to run the C preprocessor... gcc -E
checking for grep that handles long lines and -e... /usr/bin/grep
checking for egrep... /usr/bin/grep -E
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking sys/ioctl.h usability... yes
checking sys/ioctl.h presence... yes
checking for sys/ioctl.h... yes
checking for unistd.h... (cached) yes
checking whether to compile debug version... no
checking for gettimeofday... yes
checking build system type... x86_64-unknown-linux-gnu
checking host system type... x86_64-unknown-linux-gnu
checking for audio API... using JACK
checking for jack_client_open in -ljack... yes
checking for snd_pcm_open in -lasound... yes
checking for pthread_create in -lpthread... yes
configure: creating ./config.status
config.status: creating rtaudio-config
config.status: creating Makefile
config.status: creating tests/Makefile
[neuromancer85@arch rtaudio-4.0.10]$ make
g++ -O2 -Wall -Iinclude -fPIC -DHAVE_GETTIMEOFDAY  -D__UNIX_JACK__ -c RtAudio.cpp -o RtAudio.o
RtAudio.cpp: In member function 'virtual bool RtApiJack::probeDeviceOpen(unsigned int, RtApi::StreamMode, unsigned int, unsigned int, unsigned int, RtAudioFormat, unsigned int*, RtAudio::StreamOptions*)':
RtAudio.cpp:2090:29: warning: 'jack_nframes_t jack_port_get_latency(jack_port_t*)' is deprecated (declared at /usr/include/jack/jack.h:1167) [-Wdeprecated-declarations]
RtAudio.cpp:2090:103: warning: 'jack_nframes_t jack_port_get_latency(jack_port_t*)' is deprecated (declared at /usr/include/jack/jack.h:1167) [-Wdeprecated-declarations]
/usr/bin/ar ruv librtaudio.a RtAudio.o 
/usr/bin/ar: creating librtaudio.a
a - RtAudio.o
ranlib librtaudio.a
g++ -fPIC -shared -Wl,-soname,librtaudio.so.4 -o librtaudio.so.4.0.9 RtAudio.o  -lpthread -lasound -ljack 
/bin/ln -s librtaudio.so.4.0.9 librtaudio.so