+#endif
+
+/* Determine host character set. */
+#define HOST_CHARSET_UNKNOWN 0
+#define HOST_CHARSET_ASCII 1
+#define HOST_CHARSET_EBCDIC 2
+
+#if '\n' == 0x0A && ' ' == 0x20 && '0' == 0x30 \
+ && 'A' == 0x41 && 'a' == 0x61 && '!' == 0x21
+# define HOST_CHARSET HOST_CHARSET_ASCII