p5-graphviz fails to compile on dual core 64 bit machines under OS X v10.5.1

[spector@…]

cinnabar.ny.zeitgeist.com % sudo port install p5-graphviz
Password:
--->  Building perl5.8 with target all
Error: Target org.macports.build returned: shell command " cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_perl5.8/work/perl-5.8.8" && make all " returned error 2
Command output: cc -L/opt/local/lib -L/usr/local/lib -force_flat_namespace -o miniperl \
	    miniperlmain.o opmini.o libperl.a -ldl -lm -lutil -lc 
ld: warning in /usr/local/lib/libgcc_s.10.5.dylib, missing required architecture i386 in file
ld: in /usr/local/lib/libgcc_s.1.dylib, missing required architecture i386 in file
collect2: ld returned 1 exit status
make: *** [miniperl] Error 1

Error: The following dependencies failed to build: p5-graph p5-heap perl5.8 p5-ipc-run p5-math-bezier
Error: Status 1 encountered during processing.
cinnabar.ny.zeitgeist.com % perl -version

This is perl, v5.8.8 built for darwin-thread-multi-2level