+#endif
+
+/* HAS_STRUCT_STATFS_F_FLAGS:
+ * This symbol, if defined, indicates that the struct statfs
+ * does have the f_flags member containing the mount flags of
+ * the filesystem containing the file.
+ * This kind of struct statfs is coming from <sys/mount.h> (BSD 4.3),
+ * not from <sys/statfs.h> (SYSV). Older BSDs (like Ultrix) do not
+ * have statfs() and struct statfs, they have ustat() and getmnt()
+ * with struct ustat and struct fs_data.
+ */
+/*#define HAS_STRUCT_STATFS_F_FLAGS /**/
+
+/* HAS_STRUCT_STATFS:
+ * This symbol, if defined, indicates that the struct statfs
+ * to do statfs() is supported.
+ */
+/*#define HAS_STRUCT_STATFS /**/
+
+/* HAS_FSTATVFS:
+ * This symbol, if defined, indicates that the fstatvfs routine is
+ * available to stat filesystems by file descriptors.
+ */
+/*#define HAS_FSTATVFS /**/
+
+/* USE_STDIO_PTR:
+ * This symbol is defined if the _ptr and _cnt fields (or similar)
+ * of the stdio FILE structure can be used to access the stdio buffer
+ * for a file handle. If this is defined, then the FILE_ptr(fp)
+ * and FILE_cnt(fp) macros will also be defined and should be used
+ * to access these fields.
+ */
+/* FILE_ptr:
+ * This macro is used to access the _ptr field (or equivalent) of the
+ * FILE structure pointed to by its argument. This macro will always be
+ * defined if USE_STDIO_PTR is defined.
+ */
+/* STDIO_PTR_LVALUE:
+ * This symbol is defined if the FILE_ptr macro can be used as an
+ * lvalue.
+ */
+/* FILE_cnt:
+ * This macro is used to access the _cnt field (or equivalent) of the
+ * FILE structure pointed to by its argument. This macro will always be
+ * defined if USE_STDIO_PTR is defined.
+ */
+/* STDIO_CNT_LVALUE:
+ * This symbol is defined if the FILE_cnt macro can be used as an
+ * lvalue.
+ */
+/* STDIO_PTR_LVAL_SETS_CNT:
+ * This symbol is defined if using the FILE_ptr macro as an lvalue
+ * to increase the pointer by n has the side effect of decreasing the
+ * value of File_cnt(fp) by n.
+ */
+/* STDIO_PTR_LVAL_NOCHANGE_CNT:
+ * This symbol is defined if using the FILE_ptr macro as an lvalue
+ * to increase the pointer by n leaves File_cnt(fp) unchanged.
+ */
+#define USE_STDIO_PTR /**/
+#ifdef USE_STDIO_PTR
+#define FILE_ptr(fp) ((fp)->_ptr)
+#define STDIO_PTR_LVALUE /**/
+#define FILE_cnt(fp) ((fp)->_cnt)
+#define STDIO_CNT_LVALUE /**/
+/*#define STDIO_PTR_LVAL_SETS_CNT /**/
+#define STDIO_PTR_LVAL_NOCHANGE_CNT /**/
+#endif
+
+/* USE_STDIO_BASE:
+ * This symbol is defined if the _base field (or similar) of the
+ * stdio FILE structure can be used to access the stdio buffer for
+ * a file handle. If this is defined, then the FILE_base(fp) macro
+ * will also be defined and should be used to access this field.
+ * Also, the FILE_bufsiz(fp) macro will be defined and should be used
+ * to determine the number of bytes in the buffer. USE_STDIO_BASE
+ * will never be defined unless USE_STDIO_PTR is.
+ */
+/* FILE_base:
+ * This macro is used to access the _base field (or equivalent) of the
+ * FILE structure pointed to by its argument. This macro will always be
+ * defined if USE_STDIO_BASE is defined.
+ */
+/* FILE_bufsiz:
+ * This macro is used to determine the number of bytes in the I/O
+ * buffer pointed to by _base field (or equivalent) of the FILE
+ * structure pointed to its argument. This macro will always be defined
+ * if USE_STDIO_BASE is defined.
+ */
+#define USE_STDIO_BASE /**/
+#ifdef USE_STDIO_BASE
+#define FILE_base(fp) ((fp)->_base)
+#define FILE_bufsiz(fp) ((fp)->_cnt + (fp)->_ptr - (fp)->_base)
+#endif