[OpenWrt Wiki] Creating packages
https://openwrt.org/docs/guide-developer/packages24.07.2009 · OpenWrt works under the assumption of one source per package Makefile, but you can split that source into as many packages as desired. Since you only need to compile the sources once, there's one global set of “Build” defines, but you can add as many “Package/” defines as you want by adding extra calls to BuildPackage – see the dropbear package for an …