$ sudo port install gqrx
Password:
--->  Computing dependencies for gqrx
--->  Dependencies to be installed: gnuradio uhd gr-osmosdr gr-fcdproplus
--->  Fetching archive for uhd
--->  Attempting to fetch uhd-3.9.2_0+docs+examples+libusb+manpages+manual+python27+test.darwin_9.ppc.tbz2 from http://packages.macports.org/uhd
--->  Attempting to fetch uhd-3.9.2_0+docs+examples+libusb+manpages+manual+python27+test.darwin_9.ppc.tbz2 from http://nue.de.packages.macports.org/macports/packages/uhd
--->  Attempting to fetch uhd-3.9.2_0+docs+examples+libusb+manpages+manual+python27+test.darwin_9.ppc.tbz2 from http://lil.fr.packages.macports.org/uhd
--->  Fetching distfiles for uhd
--->  Verifying checksums for uhd
--->  Extracting uhd
--->  Configuring uhd
--->  Building uhd
Error: org.macports.build for port uhd returned: command execution failed
Error: Failed to install uhd
Please see the log file for port uhd for details:
    /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_science_uhd/uhd/main.log
Error: The following dependencies were not installed: gnuradio uhd gr-osmosdr gr-fcdproplus
To report a bug, follow the instructions in the guide:
    http://guide.macports.org/#project.tickets
Error: Processing of port gqrx failed
$ sudo port clean gqrx
--->  Cleaning gqrx


$ sudo port install gnuradio
--->  Computing dependencies for doxygen
--->  Building doxygen
Error: org.macports.build for port doxygen returned: command execution failed
Please see the log file for port doxygen for details:
    /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_textproc_doxygen/doxygen/main.log
Error: Unable to upgrade port: 1
Error: Unable to execute port: upgrade volk failed
$ sudo port clean gnuradio
--->  Cleaning gnuradio

$ sudo port install uhd
--->  Computing dependencies for doxygen
--->  Building doxygen
Error: org.macports.build for port doxygen returned: command execution failed
Please see the log file for port doxygen for details:
    /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_textproc_doxygen/doxygen/main.log
Error: Unable to upgrade port: 1
Error: Unable to execute port: upgrade doxygen failed
$ sudo port clean uhd
--->  Cleaning uhd

$ sudo port install gr-osmosdr
--->  Computing dependencies for doxygen
--->  Building doxygen
Error: org.macports.build for port doxygen returned: command execution failed
Please see the log file for port doxygen for details:
    /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_textproc_doxygen/doxygen/main.log
Error: Unable to upgrade port: 1
Error: Unable to execute port: upgrade doxygen failed

$ sudo port clean gr-osmosdr
--->  Cleaning gr-osmosdr

$ sudo port install gr-fcdproplus
--->  Computing dependencies for doxygen
--->  Building doxygen
Error: org.macports.build for port doxygen returned: command execution failed
Please see the log file for port doxygen for details:
    /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_textproc_doxygen/doxygen/main.log
Error: Unable to upgrade port: 1
Error: Unable to execute port: upgrade doxygen failed