ctypes CDLL search path issue on MacOS

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2021-04-28.08:39:49.501>
labels = ['OS-mac', '3.9', '3.10', '3.11']
title = 'ctypes CDLL search path issue on MacOS'
updated_at = <Date 2021-06-26.19:26:05.420>
user = 'https://github.com/vlazzarini'

bugs.python.org fields:

activity = <Date 2021-06-26.19:26:05.420>
actor = 'ccabrera'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['macOS']
creation = <Date 2021-04-28.08:39:49.501>
creator = 'Victor.Lazzarini'
dependencies = []
files = []
hgrepos = []
issue_num = 43964
keywords = []
message_count = 5.0
messages = ['392173', '394592', '394782', '394788', '396555']
nosy_count = 4.0
nosy_names = ['ronaldoussoren', 'ned.deily', 'Victor.Lazzarini', 'ccabrera']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = None
url = 'https://bugs.python.org/issue43964'
versions = ['Python 3.9', 'Python 3.10', 'Python 3.11']