我再进行 make dep 命令时 报错 内容如下 make -C drm-4.0 fastdep make: Entering an unknown directory make: *** drm-4.0: 没有那个文件或目录. Stop. make: Leaving an unknown directory make[6]: *** [_sfdep_drm-4.0] Error 2 make[6]: Leaving directory `/root/embed/uClinux-dist/linux-2.4.x/drivers/char' make[5]: *** [fastdep] Error 2 make[5]: Leaving directory `/root/embed/uClinux-dist/linux-2.4.x/drivers/char' make[4]: *** [_sfdep_char] Error 2 make[4]: Leaving directory `/root/embed/uClinux-dist/linux-2.4.x/drivers' make[3]: *** [fastdep] Error 2 make[3]: Leaving directory `/root/embed/uClinux-dist/linux-2.4.x/drivers' make[2]: *** [_sfdep_drivers] Error 2 make[2]: Leaving directory `/root/embed/uClinu注册吧!一切免费!x-dist/linux-2.4.x' make[1]: *** [dep-files] Error 2 make[1]: Leaving directory `/root/embed/uClinux-dist/linux-2.4.x' make: *** [dep] Error 2 各位高人 请问该如何解决阿？