all information about syscalls listed here was obtained from [1] and various other sites. Some information might be out-of-date or incorrect. if this is found to be the case i will update the gist accordingly. both a markdown version and a plain-text version have been attached. Refer to the notes section under the table for more information.
[1] https://github.com/apple-oss-distributions/xnu/blob/main/bsd/kern/syscalls.master