liblrdf does not compile

[softwarejanitor@…]

This library is used as part of Lyx. The specific command that illustrates the fault was:

port install liblrdf
--->  Computing dependencies for liblrdf
--->  Building liblrdf
Error: Target org.macports.build returned: shell command failed (see log for details)
Log for liblrdf is at: /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_ports_textproc_liblrdf/liblrdf/main.log
Error: Status 1 encountered during processing.
To report a bug, see <http://guide.macports.org/#project.tickets>

The compile error messages from the log file are:

:info:build libtool: compile:  /Developer/usr/bin/llvm-gcc-4.2 -DHAVE_CONFIG_H -I. -I.. -I/opt/local/include -I./src -I../src -O2 -arch x86_64 -I/opt/local/include/raptor2 -Wall -g -I.. -MT lrdf.lo -MD -MP -MF .deps/lrdf.Tpo -c lrdf.c  -fno-common -DPIC -o .libs/lrdf.o
:info:build lrdf.c:237: warning: type defaults to 'int' in declaration of 'raptor_term'
:info:build lrdf.c:237: error: expected ';', ',' or ')' before '*' token
:info:build lrdf.c: In function 'lrdf_store':