[MacPorts] #60405: gnuradio PORT v 3.7.13.5 fails to install - error related to libusb activation

[MacPorts]

#60405: gnuradio PORT v 3.7.13.5 fails to install - error related to libusb
activation
------------------------------+---------------------------------
 Reporter:  XE3ADC            |      Owner:  (none)
     Type:  defect            |     Status:  new
 Priority:  Normal            |  Milestone:  MacPorts 2.6.3
Component:  ports             |    Version:  2.6.2
 Keywords:  GNURADIO, LIBUSB  |       Port:  GNURADIO v 3.7.13.5
------------------------------+---------------------------------
 Hello, i encountered an error during the installation of GNURADIO port v
 3.7.13.5 on OSX El Capitan, Xcode v8.2, could you please help me to
 correct this issue to be able to have a correct installation of GNURADIO?
 down below is the error description obtained from the console,
 Thanks in advance and best regards,
 Abraham Diaz de Leon Camou
 Villahermosa - Tabasco - Mexico
 ----------------------------------
 Console output:
 --->  Fetching archive for libusb
 --->  Attempting to fetch libusb-1.0.23_0.darwin_15.x86_64.tbz2 from
 https://packages.macports.org/libusb
 --->  Attempting to fetch libusb-1.0.23_0.darwin_15.x86_64.tbz2.rmd160
 from https://packages.macports.org/libusb
 --->  Installing libusb @1.0.23_0
 --->  Activating libusb @1.0.23_0
 Error: Failed to activate libusb: Image error:
 /opt/local/lib/libusb-1.0.0.dylib already exists and does not belong to a
 registered port.  Unable to activate port libusb. Use 'port -f activate
 libusb' to force the activation.
 Error: See
 /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_libusb/libusb/main.log
 for details.
 Error: Follow https://guide.macports.org/#project.tickets to report a bug.
 Error: Processing of port gnuradio failed

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Ticket URL: <https://trac.macports.org/ticket/60405>
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