magicpoint install error: library not found for -lXext

[ar4880@…]

I could not installed magicpoint by bellow command:

sudo port -d install magicpoint

It said the following messages in main.log: :info:build /usr/bin/gcc-4.2 -o mgp -Os -Wall -Wpointer-arith -no-cpp-precomp -L/opt/local/lib mgp.o draw.o parse.o plist.o globals.o x11.o font.o background.o scanner.o grammar.o postscript.o tfont.o embed.o unimap.o mng.o -L./image -lmgpimage -lm -L/opt/local/lib -lXft -lXrender -lfontconfig -lexpat -liconv -lfreetype -lz -lX11 -lxcb -lXau -lXdmcp -L/opt/local/lib -lpng12 -lz -lgif -L/opt/local/lib -lXext -lX11 :info:build ld: library not found for -lXext :info:build collect2: ld returned 1 exit status :info:build make: * [mgp] Error 1 :info:build shell command " cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_graphics_magicpoint/work/magicpoint-1.10a" && /usr/bin/make all EXTRA_LIBRARIES=-L/opt/local/lib " returned error 2 :error:build Target org.macports.build returned: shell command failed (see log for details) :debug:build Backtrace: shell command failed (see log for details)

while executing

"command_exec build"

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

"$procedure $targetname"