Use zlib-ng on macOS

.github/workflows/wheels-dependencies.sh

@@ -50,11 +50,7 @@ if [[ -n "$IS_MACOS" ]]; then
 else
     GIFLIB_VERSION=5.2.1
 fi
-if [[ -n "$IS_MACOS" ]]; then
-    ZLIB_VERSION=1.3.1
-else
-    ZLIB_NG_VERSION=2.2.2
-fi
+ZLIB_NG_VERSION=2.2.2
 LIBWEBP_VERSION=1.4.0
 BZIP2_VERSION=1.0.8
 LIBXCB_VERSION=1.17.0
@@ -111,11 +107,7 @@ function build {
     if [ -z "$IS_ALPINE" ] && [ -z "$IS_MACOS" ]; then
         yum remove -y zlib-devel
     fi
-    if [ -n "$IS_MACOS" ]; then
-        build_new_zlib
-    else
     build_zlib_ng
-    fi
 
     build_simple xcb-proto 1.17.0 https://xorg.freedesktop.org/archive/individual/proto
     if [ -n "$IS_MACOS" ]; then

Tests/check_wheel.py

@@ -40,7 +40,5 @@ def test_wheel_features() -> None:
 
     if sys.platform == "win32":
         expected_features.remove("xcb")
-    elif sys.platform == "darwin":
-        expected_features.remove("zlib_ng")
 
     assert set(features.get_supported_features()) == expected_features

pyproject.toml

@@ -104,6 +104,7 @@ test-extras = "tests"
 
 [tool.cibuildwheel.macos.environment]
 PATH = "$(pwd)/build/deps/darwin/bin:$(dirname $(which python3)):/usr/bin:/bin:/usr/sbin:/sbin:/Library/Apple/usr/bin"
+DYLD_LIBRARY_PATH = "$(pwd)/build/deps/darwin/lib"
 
 [tool.black]
 exclude = "wheels/multibuild"