arm-elf-gcc: installation problem, cannot exec `cpp0': No such file or directory arm-elf-gcc: installation problem, cannot exec `cc1': No such file or directory as: unrecognized option '-marmv4t' make[4]: *** [error.o] Error 1 make[4]: Leaving directory `/work/uClinux-dist/lib/libc/error' make[3]: *** [subdirs] Error 1 make[3]: Leaving directory `/work/uClinux-dist/lib/libc' make[2]: *** [libc] Error 2 在 ubunt 環境下  編譯 uclinux 2.6 的內核 出現的錯誤    /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/work/usr/local/bin 這是環境變量