按照官方文档的说法一步步来，需要openwrt sdk和scutclient的Makefile文件即可。在编译的过程主要遇到以下两个问题：

1. awk

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……
awk: include/scan.awk: line 21: function asort never defined
awk: include/scan.awk: line 21: function asort never defined
awk: include/scan.awk: line 21: function asort never defined
awk: include/scan.awk: line 21: function asort never defined
……

这是因为没有安装gawk

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sudo apt install gawk

2. ccache

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……
configure: error: C compiler cannot create executables
……

这是因为没有安装ccache

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sudo apt install ccache