libdevil build failure

[acowley@…]

libdevil fails to build on Mac OS X 10.4.11

$ sudo port install -d libdevil   
--->  Computing dependencies for libdevil
--->  Building libdevil
Error: Target org.macports.build returned: shell command " cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_devel_libdevil/work/devil-1.7.8" && /usr/bin/make -j1 all " returned error 2
Command output: Making all in lib
/bin/sh ../libtool --tag=CC   --mode=compile /usr/bin/gcc-4.0 -DHAVE_CONFIG_H -I. -I../include/IL  -I ./../src-IL/include -I ./../include -I/opt/local/include -faltivec -maltivec  -O2 -arch ppc -MT libIL_la-il_alloc.lo -MD -MP -MF .deps/libIL_la-il_alloc.Tpo -c -o libIL_la-il_alloc.lo `test -f './../src-IL/src/il_alloc.c' || echo './'`./../src-IL/src/il_alloc.c
libtool: compile:  /usr/bin/gcc-4.0 -DHAVE_CONFIG_H -I. -I../include/IL -I ./../src-IL/include -I ./../include -I/opt/local/include -faltivec -maltivec -O2 -arch ppc -MT libIL_la-il_alloc.lo -MD -MP -MF .deps/libIL_la-il_alloc.Tpo -c ./../src-IL/src/il_alloc.c  -fno-common -DPIC -o .libs/libIL_la-il_alloc.o
./../src-IL/src/il_alloc.c:74: error: conflicting types for 'ivec_align_buffer'
./../include/IL/devil_internal_exports.h:101: error: previous declaration of 'ivec_align_buffer' was here
make[1]: *** [libIL_la-il_alloc.lo] Error 1
make: *** [all-recursive] Error 1

Error: Status 1 encountered during processing.
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