fix path on windows

Author: blink1073

.evergreen/scripts/setup-tests.py

@@ -244,13 +244,11 @@ def handle_test_env() -> None:
     if is_set("TEST_CRYPT_SHARED"):
         CRYPT_SHARED_DIR = Path(os.environ["CRYPT_SHARED_LIB_PATH"]).parent.as_posix()
         LOGGER.info("Using crypt_shared_dir %s", CRYPT_SHARED_DIR)
-        DYLD_FALLBACK_LIBRARY_PATH = os.environ.get("DYLD_FALLBACK_LIBRARY_PATH", "")
-        LD_LIBRARY_PATH = os.environ.get("LD_LIBRARY_PATH", "")
         write_env(
             "DYLD_FALLBACK_LIBRARY_PATH",
-            f"{CRYPT_SHARED_DIR}{os.pathsep}{DYLD_FALLBACK_LIBRARY_PATH}",
+            f"{CRYPT_SHARED_DIR}:$DYLD_FALLBACK_LIBRARY_PATH",
         )
-        write_env("LD_LIBRARY_PATH", f"{CRYPT_SHARED_DIR}{os.pathsep}{LD_LIBRARY_PATH}")
+        write_env("LD_LIBRARY_PATH", f"{CRYPT_SHARED_DIR}:$LD_LIBRARY_PATH")
         write_env("PATH", f"{CRYPT_SHARED_DIR}:$PATH")
 
     if is_set("TEST_FLE_AZURE_AUTO") or is_set("TEST_FLE_GCP_AUTO"):