setrlimit

pub fn setrlimit(resource: rlimit_resource, limits: rlimit) SetrlimitError!void {
    const setrlimit_sym = if (lfs64_abi) system.setrlimit64 else system.setrlimit;

    switch (errno(setrlimit_sym(resource, &limits))) {
        .SUCCESS => return,
        .FAULT => unreachable, // bogus pointer
        .INVAL => return error.LimitTooBig, // this could also mean "invalid resource", but that would be unreachable
        .PERM => return error.PermissionDenied,
        else => |err| return unexpectedErrno(err),
    }
}