Edit: I just modified the feedstock and created a PR for it. See here: https://github.com/conda-forge/psrchive-feedstock/pull/68
Add aarch64 on conda-forge
Thanks for being so responsive. Not having to create workarounds makes things very easy. I tested the above on a clean container build, and it all works
Include submodule of epsic
Update epsic submodule to include string header fix (a29a17363046a06018de322d81f9f83a7bdbe3e7)
Oh, and also here, thanks to Colin Clark for the help with finding this issue!
Update healpix.m4 macro
Updated the healpix.m4 detection macro