audio/qsampler is failing to build:
/usr/bin/ld: undefined reference to symbol `XDeleteProperty' (try adding -lX11)
//usr/local/lib/libX11.so.6: could not read symbols: Bad value
c++: error: linker command failed with exit code 1 (use -v to see invocation)
gmake[4]: *** [qsampler.mak:167: qsampler] Error 1
gmake[4]: Leaving directory '/usr/ports/audio/qsampler/work/qsampler-0.5.0/src'
gmake[3]: *** [qsampler.mak:39: sub-src-make_default] Error 2
gmake[3]: Leaving directory '/usr/ports/audio/qsampler/work/qsampler-0.5.0'
gmake[2]: *** [Makefile:91: src/qsampler] Error 2
gmake[2]: Leaving directory '/usr/ports/audio/qsampler/work/qsampler-0.5.0'