autoscan
Can't locate Autom4te/ChannelDefs.pm in @INC (you may need to install the Autom4te::ChannelDefs module) (@INC contains: /home/bale.chou/uclibc/buildroot-2017.08/output/host/share/autoconf /etc/perl /usr/local/lib/x86_64-linux-gnu/perl/5.26.1 /usr/local/share/perl/5.26.1 /usr/lib/x86_64-linux-gnu/perl5/5.26 /usr/share/perl5 /usr/lib/x86_64-linux-gnu/perl/5.26 /usr/share/perl/5.26 /usr/local/lib/site_perl /usr/lib/x86_64-linux-gnu/perl-base) at /opt/arm-buildroot-linux-uclibcgnueabihf/bin/autoscan line 38.
BEGIN failed--compilation aborted at /opt/arm-buildroot-linux-uclibcgnueabihf/bin/autoscan line 38.
原因：没有权限
解决办法：
sudo autoscan
