Can `startup.jl` set different startup options for different Julia installations?

[PeterSimon]

Based on the following information provided by the author of juliaup, it seems to be to be inadvisable to change the name of a file installed by juliaup:

@davidanthoff

in general with Juliaup you should consider everything inside the ~/.julia/juliaup folder as managed by Juliaup and you should not modify anything there by hand