- Fix unused local variable errors
- Remove yoinks from sigaction() header
- Add nox87 and aarch64 to github actions
- Fix cosmocc -fportcosmo in linking mode
- It's now possible to build `make m=llvm o/llvm/libc`
This change fixes stderr to be unbuffered. Added hardware AES on ARM64
to help safeguard against timing attacks. The curl.com command will be
somewhat more pleasant to use.