# define assert(e)
# define DEBUG_STATEMENT(e)
-# if __STDC_VERSION__ < 199901L
-# define DEBUG_COMPILES_ARGUMENTS
-# define DEBUG_PRINT /* 'DEBUG_PRINT (x, y)' discards X and Y. */ (void)
-# else
-# define DEBUG_PRINT(...)
-# endif
+# define DEBUG_PRINT(...)
# define DEBUG_PRINT_COMPILED_PATTERN(p, s, e)
# define DEBUG_PRINT_DOUBLE_STRING(w, s1, sz1, s2, sz2)