Merge tag 'linux_kselftest-nolibc-6.14-rc1' of git://git.kernel.org/pub/scm/linux...

Pull nolibc updates from Shuah Khan:

 - add support for waitid()

 - use waitid() over waitpid()

 - use a pipe in vfprintf tests

 - skip tests for unimplemented syscalls

 - rename riscv to riscv64

 - add configurations for riscv32

 - add detecting missing toolchain to run-tests.sh

* tag 'linux_kselftest-nolibc-6.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest:
  selftests/nolibc: add configurations for riscv32
  selftests/nolibc: rename riscv to riscv64
  selftests/nolibc: skip tests for unimplemented syscalls
  selftests/nolibc: use a pipe to in vfprintf tests
  selftests/nolibc: use waitid() over waitpid()
  tools/nolibc: add support for waitid()
  selftests/nolibc: run-tests.sh: detect missing toolchain