[06:50:40] <sad_plan> config.h is already made. so configure is ran beforehand. this means that everyone, each and everytime will build a package in the exact same way, with the exact same configurations. which makes it 100% reproducable. the only difference between users would be compiler flags really. except kernel, and maybe compiler. but unless you made some really niche choices with the compiler, it shouldnt 
[06:50:40] <sad_plan> matter
[07:05:01] <sad_plan> packaging is more demanding for oasis though. any and all files that are generated throughout the building process normally, would also need to be included. if you peak inside the package dirs, youd find config.h in more or less all of them. some contains lots of other files aswell. binutils is a good example. on kiss, building binutils is pretty straight forward id argue. less so on oasis