+# if defined(CFG_ENV_SECT_SIZE) || defined(CFG_ENV_SIZE)
+# ifndef CFG_ENV_SECT_SIZE
+# define CFG_ENV_SECT_SIZE CFG_ENV_SIZE
+# endif
+# ifndef CFG_ENV_SIZE
+# define CFG_ENV_SIZE CFG_ENV_SECT_SIZE
+# endif
+# else
+# error "Both CFG_ENV_SECT_SIZE and CFG_ENV_SIZE undefined"