xalanc fails to build

[sigint@…]

Full output shown below:

---> Building xalanc with target all Error: Target com.apple.build returned: shell command "cd "/opt/local/var/db/dports/build/ file._opt_local_var_db_dports_sources_rsync.rsync.opendarwin.org_dpupdate_dports_textproc_xalanc/ work/xml-xalan/c" && XALANCROOT='/opt/local/var/db/dports/build/ file._opt_local_var_db_dports_sources_rsync.rsync.opendarwin.org_dpupdate_dports_textproc_xalanc/ work/xml-xalan/c' XERCESCROOT='/opt/local' gnumake all" returned error 2 Command output: gnumake -C src/xalanc all Preparing the directory structure for a build ... mkdir -p ../../obj mkdir -p ../../lib mkdir -p ../../bin gnumake -C Utils prepare mkdir -p ../../../nls mkdir -p ../../../nls/include gnumake -C Utils locale gnumake[2]: Nothing to be done for `locale'. g++ -O -DNDEBUG -fno-elide-constructors -Wall -fno-elide-constructors -DMACOSX - D_REENTRANT -DXALAN_USE_XERCES_LOCAL_CODEPAGE_TRANSCODERS - DXALAN_INMEM_MSG_LOADER -c -I/opt/local/var/db/dports/build/ file._opt_local_var_db_dports_sources_rsync.rsync.opendarwin.org_dpupdate_dports_textproc_xalanc/ work/xml-xalan/c/src -I/opt/local/var/db/dports/build/ file._opt_local_var_db_dports_sources_rsync.rsync.opendarwin.org_dpupdate_dports_textproc_xalanc/ work/xml-xalan/c/include -I../../nls/include -I/opt/local/src/ -I/opt/local/include/xercesc -I/opt/ local/include/ -o ../../obj/XalanSourceTreeDocument.o /opt/local/var/db/dports/build/ file._opt_local_var_db_dports_sources_rsync.rsync.opendarwin.org_dpupdate_dports_textproc_xalanc/ work/xml-xalan/c/src/xalanc/XalanSourceTree/XalanSourceTreeDocument.cpp /opt/local/var/db/dports/build/ file._opt_local_var_db_dports_sources_rsync.rsync.opendarwin.org_dpupdate_dports_textproc_xalanc/ work/xml-xalan/c/src/xalanc/PlatformSupport/XalanArrayAllocator.hpp: In member function `Type* xalanc_1_8::XalanArrayAllocator<Type>::createEntry(typename std::vector<Type, std::allocator<_CharT> >::size_type, typename std::vector<Type, std::allocator<_CharT> >::size_type) [with Type = xalanc_1_8::XalanSourceTreeAttr*]': /opt/local/var/db/dports/build/ file._opt_local_var_db_dports_sources_rsync.rsync.opendarwin.org_dpupdate_dports_textproc_xalanc/ work/xml-xalan/c/src/xalanc/PlatformSupport/XalanArrayAllocator.hpp:127: instantiated from `Type* xalanc_1_8::XalanArrayAllocator<Type>::allocate(typename std::vector<Type, std::allocator<_CharT> >::size_type) [with Type = xalanc_1_8::XalanSourceTreeAttr*]' /opt/local/var/db/dports/build/ file._opt_local_var_db_dports_sources_rsync.rsync.opendarwin.org_dpupdate_dports_textproc_xalanc/ work/xml-xalan/c/src/xalanc/XalanSourceTree/XalanSourceTreeDocument.cpp:732: instantiated from here /opt/local/var/db/dports/build/ file._opt_local_var_db_dports_sources_rsync.rsync.opendarwin.org_dpupdate_dports_textproc_xalanc/ work/xml-xalan/c/src/xalanc/PlatformSupport/XalanArrayAllocator.hpp:173: error: dependent-name 'std::vector<Type,std::allocator<_CharT> >::value_type' is parsed as a non-type, but instantiation yields a type /opt/local/var/db/dports/build/ file._opt_local_var_db_dports_sources_rsync.rsync.opendarwin.org_dpupdate_dports_textproc_xalanc/ work/xml-xalan/c/src/xalanc/PlatformSupport/XalanArrayAllocator.hpp:173: note: say 'typename std::vector<Type,std::allocator<_CharT> >::value_type' if a type is meant gnumake[1]: * obj/XalanSourceTreeDocument.o Error 1 gnumake: * [all] Error 2

I know nearly zero about c++, or I'd go bughunting myself and be more useful. Sorry. :(