dsd fails to build on Big Sur

[alex1platon]

using command line tools for xcode 12.2

:info:build make[2]: *** No rule to make target `/opt/local/lib/libportaudio', needed by `dsd'.  Stop.
:info:build make[2]: *** Waiting for unfinished jobs....
:info:build [ 94%] Building C object CMakeFiles/dsd.dir/src/x2tdma_voice.c.o
:info:build /usr/bin/clang -DUSE_PORTAUDIO -I/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_science_ds
d/dsd/work/dsd-f175834e45a1a190171dff4597165b27d6b0157b/include -isystem /opt/local/include -pipe -Os -DNDEBUG -I/opt/local/include -isysroot/Library/Developer
/CommandLineTools/SDKs/MacOSX11.0.sdk -arch x86_64 -isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX11.0.sdk -mmacosx-version-min=11.0 -o CMakeFiles/ds
d.dir/src/x2tdma_voice.c.o -c /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_science_dsd/dsd/work/dsd-
f175834e45a1a190171dff4597165b27d6b0157b/src/x2tdma_voice.c
:info:build [ 97%] Building C object CMakeFiles/dsd.dir/git_ver.c.o
:info:build /usr/bin/clang -DUSE_PORTAUDIO -I/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_science_ds
d/dsd/work/dsd-f175834e45a1a190171dff4597165b27d6b0157b/include -isystem /opt/local/include -pipe -Os -DNDEBUG -I/opt/local/include -isysroot/Library/Developer
/CommandLineTools/SDKs/MacOSX11.0.sdk -arch x86_64 -isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX11.0.sdk -mmacosx-version-min=11.0 -o CMakeFiles/ds
d.dir/git_ver.c.o -c /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_science_dsd/dsd/work/build/git_ver
.c
:info:build make[2]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_science_dsd/dsd
/work/build'
:info:build make[1]: *** [CMakeFiles/dsd.dir/all] Error 2
:info:build make[1]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_science_dsd/dsd
/work/build'
:info:build make: *** [all] Error 2
:info:build make: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_science_dsd/dsd/wo
rk/build'
:info:build Command failed:  cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_science_dsd/dsd/work/b
uild" && /usr/bin/make -j8 -w all VERBOSE=ON
:info:build Exit code: 2
:error:build Failed to build dsd: command execution failed
: