root# port install mod_security2


--->  Computing dependencies for mod_security2
--->  Fetching archive for mod_security2
Warning: Your DNS servers incorrectly claim to know the address of nonexistent hosts. This may cause checksum mismatches for some ports.
--->  Attempting to fetch mod_security2-2.7.1_0.darwin_10.x86_64.tbz2 from http://packages.macports.org/mod_security2
--->  Attempting to fetch mod_security2-2.7.1_0.darwin_10.x86_64.tbz2 from http://mse.uk.packages.macports.org/sites/packages.macports.org/mod_security2
--->  Attempting to fetch mod_security2-2.7.1_0.darwin_10.x86_64.tbz2 from http://lil.fr.packages.macports.org/mod_security2
--->  Fetching distfiles for mod_security2
--->  Verifying checksums for mod_security2
--->  Extracting mod_security2
--->  Configuring mod_security2
--->  Building mod_security2
Error: org.macports.build for port mod_security2 returned: command execution failed
Please see the log file for port mod_security2 for details:
    /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_ports_www_mod_security2/mod_security2/main.log
To report a bug, follow the instructions in the guide:
    http://guide.macports.org/#project.tickets
Error: Processing of port mod_security2 failed