-#if !defined(PATH_MAX) && defined(_PC_PATH_MAX)
-#define PATH_MAX (pathconf ("/", _PC_PATH_MAX) < 1 ? 1024 : pathconf ("/", _PC_PATH_MAX))
-#endif
+# if !defined PATH_MAX && defined _PC_PATH_MAX
+# define PATH_MAX (pathconf ("/", _PC_PATH_MAX) < 1 ? 1024 \
+ : pathconf ("/", _PC_PATH_MAX))
+# endif