Yardım Loot filter sistemi derleme hatası

compile minilzo.c
linking ../game_r....
/usr/local/bin/ld: OBJDIR/char.o: in function `CHARACTER::SetLootFilter()':
/usr/Razuning-V5/Server/game/src/char.cpp:1103: undefined reference to `CLootFilter::CLootFilter()'
/usr/local/bin/ld: OBJDIR/char.o: in function `CHARACTER::ClearLootFilter()':
/usr/Razuning-V5/Server/game/src/char.cpp:1116: undefined reference to `CLootFilter::~CLootFilter()'
/usr/local/bin/ld: OBJDIR/char_item.o: in function `CHARACTER::PickupItem(unsigned int)':
/usr/Razuning-V5/Server/game/src/char_item.cpp:6030: undefined reference to `CLootFilter::CanPickUpItem(CItem*) const'
/usr/local/bin/ld: /usr/Razuning-V5/Server/game/src/char_item.cpp:5878: undefined reference to `CLootFilter::CanPickUpItem(CItem*) const'
/usr/local/bin/ld: /usr/Razuning-V5/Server/game/src/char_item.cpp:5880: undefined reference to `CLootFilter::IsLootFilteredItem(unsigned int) const'
/usr/local/bin/ld: /usr/Razuning-V5/Server/game/src/char_item.cpp:6034: undefined reference to `CLootFilter::IsLootFilteredItem(unsigned int) const'
/usr/local/bin/ld: /usr/Razuning-V5/Server/game/src/char_item.cpp:5882: undefined reference to `CLootFilter::InsertLootFilteredItem(unsigned int)'
/usr/local/bin/ld: /usr/Razuning-V5/Server/game/src/char_item.cpp:6036: undefined reference to `CLootFilter::InsertLootFilteredItem(unsigned int)'
/usr/local/bin/ld: OBJDIR/input_main.o: in function `CInputMain::LootFilter(CHARACTER*, char const*)':
/usr/Razuning-V5/Server/game/src/input_main.cpp:2555: undefined reference to `CLootFilter::SetLootFilterSettings(unsigned char const (&) [92])'
/usr/local/bin/ld: /usr/Razuning-V5/Server/game/src/input_main.cpp:2555: undefined reference to `CLootFilter::SetLootFilterSettings(unsigned char const (&) [92])'
collect2: error: ld returned 1 exit status
gmake[1]: *** [Makefile:126: ../game_r] Error 1