Error while installing swi-prolog5.6.48(macport 1.6)

[istellit@…]

I just update my macport to 1.6 and try to install swi-prolog under 1.6(which has some problem under macport 1.5). But I got this error during build phase:

---

---> Building swi-prolog 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_swi-prolog/work/pl-5.6.48" && make all " returned error 2 Command output: config.status: creating Makefile config.status: creating config.h touch .pkg-config cd packages && make for p in clib cpp odbc table xpce sgml sgml/RDF semweb http chr clpqr nlp ssl pldoc plunit jpl zlib; do \

if [ -r $p/Makefile ]; then make -C $p

exit 1; fi; \

done

../plld.sh -O2 -fno-strict-aliasing -Wall -fpic -I. -Imaildrop/rfc2045 -Imaildrop/rfc822 -DHAVE_CONFIG_H -c -o random.o random.c ../plld.sh -shared -o random.dylib random.o ../plld.sh -O2 -fno-strict-aliasing -Wall -fpic -I. -Imaildrop/rfc2045 -Imaildrop/rfc822 -DHAVE_CONFIG_H -c -o error.o error.c error.c: In function 'pl_error': error.c:78: warning: unused variable 'argn' ../plld.sh -O2 -fno-strict-aliasing -Wall -fpic -I. -Imaildrop/rfc2045 -Imaildrop/rfc822 -DHAVE_CONFIG_H -c -o process.o process.c ../plld.sh -shared -o unix.dylib error.o process.o ../plld.sh -O2 -fno-strict-aliasing -Wall -fpic -I. -Imaildrop/rfc2045 -Imaildrop/rfc822 -DHAVE_CONFIG_H -c -o socket.o socket.c ../plld.sh -O2 -fno-strict-aliasing -Wall -fpic -I. -Imaildrop/rfc2045 -Imaildrop/rfc822 -DHAVE_CONFIG_H -c -o nonblockio.o nonblockio.c ../plld.sh -shared -o socket.dylib error.o socket.o nonblockio.o ../plld.sh -O2 -fno-strict-aliasing -Wall -fpic -I. -Imaildrop/rfc2045 -Imaildrop/rfc822 -DHAVE_CONFIG_H -c -o form.o form.c ../plld.sh -O2 -fno-strict-aliasing -Wall -fpic -I. -Imaildrop/rfc2045 -Imaildrop/rfc822 -DHAVE_CONFIG_H -c -o cgi.o cgi.c ../plld.sh -shared -o cgi.dylib error.o form.o cgi.o ../plld.sh -O2 -fno-strict-aliasing -Wall -fpic -I. -Imaildrop/rfc2045 -Imaildrop/rfc822 -DHAVE_CONFIG_H -c -o memfile.o memfile.c ../plld.sh -shared -o memfile.dylib error.o memfile.o ../plld.sh -O2 -fno-strict-aliasing -Wall -fpic -I. -Imaildrop/rfc2045 -Imaildrop/rfc822 -DHAVE_CONFIG_H -c -o files.o files.c ../plld.sh -shared -o files.dylib error.o files.o ../plld.sh -O2 -fno-strict-aliasing -Wall -fpic -I. -Imaildrop/rfc2045 -Imaildrop/rfc822 -DHAVE_CONFIG_H -c -o mime.o mime.c (cd maildrop/rfc2045 && make) make[3]: * No targets specified and no makefile found. Stop. make[2]: * [maildrop/rfc2045/librfc2045.a] Error 2 make[1]: * [objects] Error 1 make: * [packages] Error 2

Error: Status 1 encountered during processing.

---