[Lazarus] What is this compiling errors (with new 0.9.30.4)

[Tommi Prami]

Project.lpr(30,1) Error: Illegal COFF Magic while reading 
C:\MecwareCode\Heartwood\trunk\WinCE_pda_client\lib\i386-win32\interfacebase.o
Project.lpr(30,1) Error: Illegal COFF Magic while reading 
C:\MecwareCode\Heartwood\trunk\WinCE_pda_client\lib\i386-win32\lclstrconsts.o
Project.lpr(30,1) Error: Illegal COFF Magic while reading 
C:\MecwareCode\Heartwood\trunk\WinCE_pda_client\lib\i386-win32\lcltype.o
Project.lpr(30,1) Error: Illegal COFF Magic while reading 
C:\MecwareCode\Heartwood\trunk\WinCE_pda_client\lib\i386-win32\lclproc.o
Project.lpr(30,1) Error: Illegal COFF Magic while reading 
C:\MecwareCode\Heartwood\trunk\WinCE_pda_client\lib\i386-win32\lmessages.o
Project.lpr(30,1) Error: Illegal COFF Magic while reading 
C:\MecwareCode\Heartwood\trunk\WinCE_pda_client\lib\i386-win32\graphtype.o
Project.lpr(30,1) Error: Illegal COFF Magic while reading 
C:\MecwareCode\Heartwood\trunk\WinCE_pda_client\lib\i386-win32\graphmath.o
Project.lpr(30,1) Error: Illegal COFF Magic while reading 
C:\MecwareCode\Heartwood\trunk\WinCE_pda_client\lib\i386-win32\fpcadds.o
...

Project.lpr30,1) Error: Undefined symbol: DEBUGINFO_INTERFACEBASE
Project.lpr(30,1) Error: Undefined symbol: DEBUGSTART_INTERFACEBASE
Project.lpr(30,1) Error: Undefined symbol: DEBUGEND_INTERFACEBASE
Project.lpr(30,1) Error: Undefined symbol: DEBUGINFO_LCLSTRCONSTS
Project.lpr(30,1) Error: Undefined symbol: DEBUGSTART_LCLSTRCONSTS
Project.lpr(30,1) Error: Undefined symbol: DEBUGEND_LCLSTRCONSTS
Project.lpr(30,1) Error: Undefined symbol: DEBUGINFO_LCLTYPE
...

I've never seen this kind of errors and project will compile with a bit 
older Lazarus/FPC combo...

Any ideas?

-Tee-