bpo-35920: Windows 10 ARM32 platform support (GH-11774)

diff --git a/Lib/distutils/spawn.py b/Lib/distutils/spawn.py
index d3a12c2..ceb9494 100644
--- a/Lib/distutils/spawn.py
+++ b/Lib/distutils/spawn.py
@@ -81,7 +81,6 @@
                   "command %r failed with exit status %d" % (cmd, rc))
 
 if sys.platform == 'darwin':
-    from distutils import sysconfig
     _cfg_target = None
     _cfg_target_split = None
 
@@ -95,6 +94,7 @@
     if sys.platform == 'darwin':
         global _cfg_target, _cfg_target_split
         if _cfg_target is None:
+            from distutils import sysconfig
             _cfg_target = sysconfig.get_config_var(
                                   'MACOSX_DEPLOYMENT_TARGET') or ''
             if _cfg_target: