gnuplot @4.6.3_2+aquaterm+luaterm+pangocairo+x11: fails to build on osx 10.8.4

[pachecomarc@…]

Fails with this error:

Error: org.macports.build for port gnuplot returned: command execution failed
Please see the log file for port gnuplot for details:
    /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_math_gnuplot/gnuplot/main.log
To report a bug, follow the instructions in the guide:
    http://guide.macports.org/#project.tickets
Error: Processing of port gnuplot failed

I hav attached the log file.

[pachecomarc@…]

Build log file

[larryv (Lawrence Velázquez)]

In the future, please Cc relevant port maintainers (port info --maintainers).

:info:build /usr/bin/clang++  -pipe -Os -arch x86_64  -L/opt/local/lib -Wl,-headerpad_max_install_names -arch x86_64 -L/opt/local/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -L/opt/local/lib -L/opt/local/lib -o gnuplot alloc.o axis.o binary.o breaders.o color.o command.o contour.o datafile.o dynarray.o eval.o fit.o gadgets.o getcolor.o graph3d.o graphics.o help.o hidden3d.o history.o internal.o interpol.o matrix.o misc.o mouse.o parse.o plot.o plot2d.o plot3d.o pm3d.o readline.o save.o scanner.o set.o show.o specfun.o standard.o stats.o stdfn.o tables.o tabulate.o term.o time.o unset.o util.o util3d.o variable.o version.o  gp_cairo.o gp_cairo_helpers.o    -lreadline  -lncurses  -lz -lgd -lgd -ljpeg -lz -L/opt/local/lib -lpng15 -L/opt/local/lib -lfreetype -L/opt/local/lib -lfontconfig -lfontconfig -L/opt/local/lib -lXpm -lX11 -L/opt/local/lib -lvpx -liconv -ljpeg -lpdf -L/opt/local/lib -llua -lm     -framework Foundation -framework AquaTerm -F/opt/local/Library/Frameworks -L/opt/local/lib -lz -lpangocairo-1.0 -lcairo -lpangoft2-1.0 -lpango-1.0 -lm -lgobject-2.0 -lfreetype -lfontconfig -lglib-2.0 -lintl 
:info:build ld: library not found for -lvpx
:info:build clang: error: linker command failed with exit code 1 (use -v to see invocation)
:info:build make[3]: *** [gnuplot] Error 1