|  | @@ -278,7 +278,7 @@ class BuildExt(build_ext.build_ext):
 | 
	
		
			
				|  |  |              #   libraries. It prevents dependency issues while distributing to
 | 
	
		
			
				|  |  |              #   Mac users who use MacPorts to manage their libraries. #17002
 | 
	
		
			
				|  |  |              mod_env = dict(os.environ)
 | 
	
		
			
				|  |  | -            mod_env['HAS_SYSTEM_OPENSSL_ALPN'] = '0'
 | 
	
		
			
				|  |  | +            mod_env['REQUIRE_CUSTOM_LIBRARIES_opt'] = '1'
 | 
	
		
			
				|  |  |              make_process = subprocess.Popen(
 | 
	
		
			
				|  |  |                  ['make'] + extra_defines + targets,
 | 
	
		
			
				|  |  |                  env=mod_env,
 |