step1、install ndk-pkg
step2、update ndk-pkg-formula-repository
ndk-pkg update
step3、build and install librttopo
ndk-pkg install librttopo
ndk-pkg formula view librttopo
{{ formula }}
if the formula of librttopo dosn't meet your needs, you can edit it ⤵︎
ndk-pkg formula edit librttopo
after editing, you may want to rebuild this package ⤵︎
ndk-pkg install librttopo