Building in DevARM Help needed!

K, so im making a special DLDI version of the Tales of Dagur for myself and I need help "making" it this is the result I get when "make"ing it: (It uses GBA_NDS_FAT)

> "make"
"make" --no-print-directory -C arm7
make[2]: `/e/Downloads/ToD.src/ToD.src.arm7' is up to date.
"make" --no-print-directory -C arm9
background.cpp
arm-eabi-g++ -MMD -MP -MF /e/Downloads/ToD.src/arm9/build/background.d -g -Wall -O2 -mcpu=arm9tdmi -mtune=arm9tdmi -fomit-frame-pointer -ffast-math -mthumb -mthumb-interwork -I/e/Downloads/ToD.src/arm9/include -I/e/devkitPro/libnds/include -I/e/devkitPro/libnds/include -I/e/Downloads/ToD.src/arm9/build -DARM9 -fno-rtti -fno-exceptions -c /e/Downloads/ToD.src/arm9/source/background.cpp -o background.o
database.cpp
arm-eabi-g++ -MMD -MP -MF /e/Downloads/ToD.src/arm9/build/database.d -g -Wall -O2 -mcpu=arm9tdmi -mtune=arm9tdmi -fomit-frame-pointer -ffast-math -mthumb -mthumb-interwork -I/e/Downloads/ToD.src/arm9/include -I/e/devkitPro/libnds/include -I/e/devkitPro/libnds/include -I/e/Downloads/ToD.src/arm9/build -DARM9 -fno-rtti -fno-exceptions -c /e/Downloads/ToD.src/arm9/source/database.cpp -o database.o
doorLink.cpp
arm-eabi-g++ -MMD -MP -MF /e/Downloads/ToD.src/arm9/build/doorLink.d -g -Wall -O2 -mcpu=arm9tdmi -mtune=arm9tdmi -fomit-frame-pointer -ffast-math -mthumb -mthumb-interwork -I/e/Downloads/ToD.src/arm9/include -I/e/devkitPro/libnds/include -I/e/devkitPro/libnds/include -I/e/Downloads/ToD.src/arm9/build -DARM9 -fno-rtti -fno-exceptions -c /e/Downloads/ToD.src/arm9/source/doorLink.cpp -o doorLink.o
events.cpp
arm-eabi-g++ -MMD -MP -MF /e/Downloads/ToD.src/arm9/build/events.d -g -Wall -O2 -mcpu=arm9tdmi -mtune=arm9tdmi -fomit-frame-pointer -ffast-math -mthumb -mthumb-interwork -I/e/Downloads/ToD.src/arm9/include -I/e/devkitPro/libnds/include -I/e/devkitPro/libnds/include -I/e/Downloads/ToD.src/arm9/build -DARM9 -fno-rtti -fno-exceptions -c /e/Downloads/ToD.src/arm9/source/events.cpp -o events.o
handlers.cpp
arm-eabi-g++ -MMD -MP -MF /e/Downloads/ToD.src/arm9/build/handlers.d -g -Wall -O2 -mcpu=arm9tdmi -mtune=arm9tdmi -fomit-frame-pointer -ffast-math -mthumb -mthumb-interwork -I/e/Downloads/ToD.src/arm9/include -I/e/devkitPro/libnds/include -I/e/devkitPro/libnds/include -I/e/Downloads/ToD.src/arm9/build -DARM9 -fno-rtti -fno-exceptions -c /e/Downloads/ToD.src/arm9/source/handlers.cpp -o handlers.o
e:/Downloads/ToD.src/arm9/source/handlers.cpp: In function 'void handleHBlank()':
e:/Downloads/ToD.src/arm9/source/handlers.cpp:734: error: 'DISP_Y' was not declared in this scope
make[2]: *** [handlers.o] Error 1
make[1]: *** [build] Error 2
"make": *** [arm9/ToD.src.elf] Error 2

> Process Exit Code: 2
> Time Taken: 01:02


I added the IO_DLDI to GBA_NDS_FAT. There's just a problem building it.

Help is appreciated.