sudo port install digikam
--->  Computing dependencies for digikam
--->  Fetching archive for digikam
--->  Attempting to fetch digikam-4.9.0_0.darwin_15.x86_64.tbz2 from http://lil.fr.packages.macports.org/digikam
--->  Attempting to fetch digikam-4.9.0_0.darwin_15.x86_64.tbz2 from http://mse.uk.packages.macports.org/sites/packages.macports.org/digikam
--->  Attempting to fetch digikam-4.9.0_0.darwin_15.x86_64.tbz2 from http://nue.de.packages.macports.org/macports/packages/digikam
--->  Fetching distfiles for digikam
--->  Verifying checksums for digikam
--->  Extracting digikam
--->  Configuring digikam
--->  Building digikam
Error: org.macports.build for port digikam returned: command execution failed
Please see the log file for port digikam for details:
    /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_kde_digikam/digikam/main.log
To report a bug, follow the instructions in the guide:
    http://guide.macports.org/#project.tickets
Error: Processing of port digikam failed