git http://github.com/ellson/graphviz/からgraphvizをビルドしようとしました が、このメッセージでビルドが停止しました
make[2]: Leaving directory `/home/peter/work/sdk/graphviz/graphviz-src/graphviz/cmd/gvedit'
CXX gvedit-moc_csettings.o
CXX gvedit-moc_imageviewer.o
CXX gvedit-moc_mainwindow.o
CXX gvedit-moc_mdichild.o
CXX gvedit-qrc_mdi.o
CXXLD gvedit
/usr/bin/ld: gvedit-mainwindow.o: undefined reference to symbol 'agseterrf'
/home/peter/work/sdk/graphviz/graphviz-src/graphviz/lib/cgraph/.libs/libcgraph.so.6: error adding symbols: DSO missing from command line
collect2: error: ld returned 1 exit status
make[1]: *** [gvedit] Error 1
make[1]: Leaving directory `/home/peter/work/sdk/graphviz/graphviz-src/graphviz/cmd/gvedit'
make: *** [all-recursive] Error 1
問題を指摘してもらえますか?