When I type make, I get this error after a while:

Making all in clientgui
make[2]: Entering directory `/home/amedee/boinc/clientgui'
g++ -I../lib -I../api -I../db -I../RSAEuro/source -I../client -I../tools -I../sched -I/usr/include/mysql -march=athlon64 -pipe -DHAVE_ERRNO_AS_DEFINE=1 -DUSE_OLD_FUNCTIONS -pthread -include ../config.h -g -O2 -pthread -o boinc_gui boinc_gui-BOINCBaseView.o boinc_gui-BOINCGUIApp.o boinc_gui-BOINCListCtrl.o boinc_gui-BOINCTaskCtrl.o boinc_gui-DlgAbout.o boinc_gui-DlgAttachProject.o boinc_gui-DlgConnection.o boinc_gui-DlgOptions.o boinc_gui-LogBOINC.o boinc_gui-MainDocument.o boinc_gui-MainFrame.o boinc_gui-stdwx.o boinc_gui-ValidateAccountKey.o boinc_gui-ValidateURL.o boinc_gui-ViewMessages.o boinc_gui-ViewProjects.o boinc_gui-ViewResources.o boinc_gui-ViewTransfers.o boinc_gui-ViewWork.o boinc_gui-diagnostics.o boinc_gui-gui_rpc_client.o boinc_gui-filesys.oboinc_gui-mfile.o boinc_gui-miofile.o boinc_gui-parse.o boinc_gui-util.o boinc_gui-md5_file.o boinc_gui-md5.o -pthread -lwx_gtk2-2.4 -ldl -lz -lnsl -lm
boinc_gui-MainDocument.o(.text+0x135): In function `CMainDocument::CMainDocument()':
/home/amedee/boinc/clientgui/MainDocument.cpp:34: undefined reference to `ACCT_MGR_CLIENT::ACCT_MGR_CLIENT()'
boinc_gui-MainDocument.o(.text+0x2ce): In function `CMainDocument::CMainDocument()':
/usr/include/wx/datetime.inl:67: undefined reference to `ACCT_MGR_CLIENT::~ACCT_MGR_CLIENT()'
boinc_gui-MainDocument.o(.text+0x465): In function `CMainDocument::CMainDocument()':
/home/amedee/boinc/clientgui/MainDocument.cpp:34: undefined reference to `ACCT_MGR_CLIENT::ACCT_MGR_CLIENT()'
boinc_gui-MainDocument.o(.text+0x5fe): In function `CMainDocument::CMainDocument()':
/usr/include/wx/datetime.inl:67: undefined reference to `ACCT_MGR_CLIENT::~ACCT_MGR_CLIENT()'
boinc_gui-MainDocument.o(.text+0x78a): In function `CMainDocument::~CMainDocument()':
/home/amedee/boinc/clientgui/MainDocument.cpp:82: undefined reference to `ACCT_MGR_CLIENT::~ACCT_MGR_CLIENT()'
boinc_gui-MainDocument.o(.text+0x83b):/home/amedee/boinc/clientgui/MainDocument.cpp:82: undefined reference to `ACCT_MGR_CLIENT::~ACCT_MGR_CLIENT()'
boinc_gui-MainDocument.o(.text+0xaba): In function `CMainDocument::~CMainDocument()':
/home/amedee/boinc/clientgui/MainDocument.cpp:82: undefined reference to `ACCT_MGR_CLIENT::~ACCT_MGR_CLIENT()'
boinc_gui-MainDocument.o(.text+0xb6b):/home/amedee/boinc/clientgui/MainDocument.cpp:82: undefined reference to `ACCT_MGR_CLIENT::~ACCT_MGR_CLIENT()'
boinc_gui-MainDocument.o(.text+0xdea):/home/amedee/boinc/clientgui/MainDocument.cpp:82: more undefined references to `ACCT_MGR_CLIENT::~ACCT_MGR_CLIENT()' follow
boinc_gui-MainDocument.o(.text+0x1114): In function `CMainDocument::OnExit()':
/home/amedee/boinc/clientgui/MainDocument.cpp:155: undefined reference to `ACCT_MGR_CLIENT::close()'
boinc_gui-MainDocument.o(.text+0x1142):/home/amedee/boinc/clientgui/MainDocument.cpp:155: undefined reference to `ACCT_MGR_CLIENT::close()'
boinc_gui-MainDocument.o(.text+0x24a2): In function `CMainDocument::OnInit()':
/home/amedee/boinc/clientgui/MainDocument.cpp:138: undefined reference to `ACCT_MGR_CLIENT::init()'
boinc_gui-MainFrame.o(.text+0x4034): In function `CMainFrame::OnToolsUpdateAccounts(wxCommandEvent&)':
/usr/include/wx/gdicmn.h:212: undefined reference to `CDlgAccountManager::CDlgAccountManager(wxWindow*, int, wxString const&, wxPoint const&, wxSize const&, long)'
collect2: ld gaf exit-status 1 terug
make[2]: *** [boinc_gui] Error 1
make[2]: Leaving directory `/home/amedee/boinc/clientgui'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/amedee/boinc'
make: *** [all] Error 2

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