When I try to install nco on osx 10.5.2 i get: port -p install nco ---> Building libdap 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_science_libdap/work/libdap-3.7.10" && make all " returned error 2 Command output: make all-recursive Making all in gl make all-am make[3]: Nothing to be done for `all-am'. Making all in . /bin/sh ./libtool --tag=CXX --mode=link /usr/bin/g++-4.0 -Wall -W -Wcast-align -O2 -L/opt/local/lib -o libdap.la -rpath /opt/local/lib -version-info 8:1:0 libdap_la-AttrTable.lo libdap_la-DAS.lo libdap_la-DDS.lo libdap_la-DataDDS.lo libdap_la-DDXParser.lo libdap_la-BaseType.lo libdap_la-Byte.lo libdap_la-Int32.lo libdap_la-Float64.lo libdap_la-Str.lo libdap_la-Url.lo libdap_la-Vector.lo libdap_la-Array.lo libdap_la-Structure.lo libdap_la-Sequence.lo libdap_la-Grid.lo libdap_la-UInt32.lo libdap_la-Int16.lo libdap_la-UInt16.lo libdap_la-Float32.lo libdap_la-Constructor.lo libdap_la-BaseTypeFactory.lo libdap_la-SignalHandler.lo libdap_la-Error.lo libdap_la-InternalErr.lo libdap_la-util.lo libdap_la-xdrutil_ppc.lo libdap_la-parser-util.lo libdap_la-escaping.lo libdap_la-lex.das.lo libdap_la-das.tab.lo libdap_la-lex.dds.lo libdap_la-dds.tab.lo libdap_la-lex.ce_expr.lo libdap_la-ce_expr.tab.lo libdap_la-lex.Error.lo libdap_la-Error.tab.lo libdap_la-gse.tab.lo libdap_la-lex.gse_.lo libdap_la-ce_functions.lo libdap_la-GSEClause.lo libdap_la-GeoConstraint.lo libdap_la-GridGeoConstraint.lo libdap_la-Clause.lo libdap_la-RValue.lo libdap_la-ConstraintEvaluator.lo libdap_la-ArrayGeoConstraint.lo libdap_la-DapIndent.lo libdap_la-XDRUtils.lo libdap_la-XDRFileMarshaller.lo libdap_la-XDRFileUnMarshaller.lo libdap_la-XDRStreamMarshaller.lo libdap_la-GetOpt.lo libdap_la-GNURegex.lo -L/opt/local/lib -lxml2 -lpthread -lz -liconv -lm -lpthread gl/libgnu.la rm -fr .libs/libdap.lax rm -fr .libs/libdap.lax mkdir .libs/libdap.lax rm -fr .libs/libdap.lax/libgnu.a mkdir .libs/libdap.lax/libgnu.a Extracting /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_science_libdap/work/libdap-3.7.10/gl/.libs/libgnu.a (cd .libs/libdap.lax/libgnu.a && ar x /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_science_libdap/work/libdap-3.7.10/gl/.libs/libgnu.a) rm -fr .libs/libdap.lax/libiconv.a mkdir .libs/libdap.lax/libiconv.a Extracting /opt/local/lib/libiconv.a (cd .libs/libdap.lax/libiconv.a && ar x /opt/local/lib/libiconv.a) /usr/bin/g++-4.0 -dynamiclib -single_module ${wl}-flat_namespace ${wl}-undefined ${wl}suppress -o .libs/libdap.8.0.1.dylib .libs/libdap_la-AttrTable.o .libs/libdap_la-DAS.o .libs/libdap_la-DDS.o .libs/libdap_la-DataDDS.o .libs/libdap_la-DDXParser.o .libs/libdap_la-BaseType.o .libs/libdap_la-Byte.o .libs/libdap_la-Int32.o .libs/libdap_la-Float64.o .libs/libdap_la-Str.o .libs/libdap_la-Url.o .libs/libdap_la-Vector.o .libs/libdap_la-Array.o .libs/libdap_la-Structure.o .libs/libdap_la-Sequence.o .libs/libdap_la-Grid.o .libs/libdap_la-UInt32.o .libs/libdap_la-Int16.o .libs/libdap_la-UInt16.o .libs/libdap_la-Float32.o .libs/libdap_la-Constructor.o .libs/libdap_la-BaseTypeFactory.o .libs/libdap_la-SignalHandler.o .libs/libdap_la-Error.o .libs/libdap_la-InternalErr.o .libs/libdap_la-util.o .libs/libdap_la-xdrutil_ppc.o .libs/libdap_la-parser-util.o .libs/libdap_la-escaping.o .libs/libdap_la-lex.das.o .libs/libdap_la-das.tab.o .libs/libdap_la-lex.dds.o .libs/libdap_la-dds.tab.o .libs/libdap_la-lex.ce_expr.o .libs/libdap_la-ce_expr.tab.o .libs/libdap_la-lex.Error.o .libs/libdap_la-Error.tab.o .libs/libdap_la-gse.tab.o .libs/libdap_la-lex.gse_.o .libs/libdap_la-ce_functions.o .libs/libdap_la-GSEClause.o .libs/libdap_la-GeoConstraint.o .libs/libdap_la-GridGeoConstraint.o .libs/libdap_la-Clause.o .libs/libdap_la-RValue.o .libs/libdap_la-ConstraintEvaluator.o .libs/libdap_la-ArrayGeoConstraint.o .libs/libdap_la-DapIndent.o .libs/libdap_la-XDRUtils.o .libs/libdap_la-XDRFileMarshaller.o .libs/libdap_la-XDRFileUnMarshaller.o .libs/libdap_la-XDRStreamMarshaller.o .libs/libdap_la-GetOpt.o .libs/libdap_la-GNURegex.o .libs/libdap.lax/libgnu.a/localcharset.o .libs/libdap.lax/libgnu.a/regex.o .libs/libdap.lax/libiconv.a/iconv.o .libs/libdap.lax/libiconv.a/localcharset.o .libs/libdap.lax/libiconv.a/relocatable.o -L/opt/local/lib /opt/local/lib/libxml2.dylib /opt/local/lib/libz.dylib -lz -lm -lpthread -install_name /opt/local/lib/libdap.8.dylib -Wl,-compatibility_version -Wl,9 -Wl,-current_version -Wl,9.1 ld: duplicate symbol _locale_charset in .libs/libdap.lax/libiconv.a/localcharset.o and .libs/libdap.lax/libgnu.a/localcharset.o collect2: ld returned 1 exit status make[2]: *** [libdap.la] Error 1 make[1]: *** [all-recursive] Error 1 make: *** [all] Error 2 ------------------------------------ How do I get arouind this duplicate sysmbol thing? thx