/media/sandbox/xtools/avr-dev/build/avr/bin/avr-gcc -g -Wall -O2 -mmcu=atmega603    -c -o main.o main.c
In file included from main.c:1:
/media/sandbox/xtools/avr-dev/build/avr/lib/gcc/avr/3.4.4/../../../../avr/include/avr/io.h:306:6: warning: #warning "device type not defined"
main.c:3: warning: return type defaults to `int'
main.c: In function `main':
main.c:4: warning: unused variable `c'
main.c:5: warning: control reaches end of non-void function
/media/sandbox/xtools/avr-dev/build/avr/bin/avr-gcc -g -Wall -O2 -mmcu=atmega603  -Wl,-Map,main.map -o main.elf main.o 
/media/sandbox/xtools/avr-dev/build/avr/lib/gcc/avr/3.4.4/../../../../avr/bin/ld: crtm603.o: No such file: No such file or directory
make: *** [main.elf] Error 1