cc -D__PCC__ -I/inc/c -E -o sheet.i sheet.c cc -D__PCC__ -I/inc/c -E -o edit.i edit.c cc -D__PCC__ -I/inc/c -E -o search.i search.c cc -S -o sheet.s sheet.i cc -S -o edit.s edit.i cc -S -o search.s search.i as -o sheet.o sheet.s as -o edit.o edit.s as -o search.o search.s ld -T /inc/_link.ld -o edit_ sheet.o edit.o search.o /lib/libc.a -lgcc