clang: error: linker command failed with exit code 1

[amadeus24]

Tried to install vobcopy on lion and get the message:

:info:build /usr/bin/clang -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -I/opt/local/include -c dvd.c :info:build vobcopy.c:241:26: warning: comparison of unsigned expression < 0 is always false [-Wtautological-compare] :info:build if( seek_start < 0 ) :info:build ^{~ :info:build vobcopy.c:294:31: warning: comparison of unsigned expression < 0 is always false [-Wtautological-compare] :info:build if( stop_before_end < 0 ) :info:build ~} ~ :info:build 2 warnings generated. :info:build /usr/bin/clang -o vobcopy vobcopy.o dvd.o -ldvdread -L/opt/local/lib64 :info:build ld: warning: directory not found for option '-L/opt/local/lib64' :info:build ld: library not found for -ldvdread :info:build clang: error: linker command failed with exit code 1 (use -v to see invocation) :info:build make: * [vobcopy] Error 1 :info:build make: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_multimedia_vobcopy/vobcopy/work/vobcopy-1.2.0' :info:build Command failed: cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_multimedia_vobcopy/vobcopy/work/vobcopy-1.2.0" && /usr/bin/make -j4 -w :info:build Exit code: 2 :error:build org.macports.build for port vobcopy returned: command execution failed :debug:build Error code: CHILDSTATUS 8327 2 :debug:build Backtrace: command execution failed

while executing

"system -nice 0 $fullcmdstring"

("eval" body line 1) invoked from within

"eval system $notty $nice \$fullcmdstring"

invoked from within

"command_exec build"

(procedure "portbuild::build_main" line 8) invoked from within

"$procedure $targetname" :info:build Warning: targets not executed for vobcopy: org.macports.activate org.macports.build org.macports.destroot org.macports.install