在执行最后一步make是出错:
serial_samsung.c:3974:parse error before 'this_object_must_be_defined_as_export_objs_in_the_Makefile'
serial_samsung.c:3974:warning:type defaults to 'int' in declaration of 'this_object_must_be_defined_as_export_objs_in_the_Makefile'
serial_samsung.c:3974:warning:data definition has no type or storage class
serial_samsung.c:3975:parse error before 'this_object_must_be_defined_as_export_objs_in_the_Makefile'
serial_samsung.c:3975:warning:type defaults to 'int' in declaration of 'this_object_must_be_defined_as_export_objs_in_the_Makefile'
serial_samsung.c:3975:warning:data definition has no type or storage class
make[4]:***[serial_samsung.o]Error1
make[4]:Leaving derectory '/root/uClinux-Samsung/linux-2.4.x/drivers/char'
make[3]:***[first_rule]Error2
make[3]:Leaving derectory '/root/uClinux-Samsung/linux-2.4.x/drivers/char'
make[2]:***[_subdir_char]Error2
make[2]:Leaving derectory '/root/uClinux-Samsung/linux-2.4.x/drivers'
make[1]:***[_dir_dirvers]Error2
make[1]:Leaving derectory '/root/uClinux-Samsung/linux-2.4.x'
make:***[linux]Error1