+/* Get WCHAR_MIN, WCHAR_MAX.
+ This include is not on the top, above, because on OSF/1 4.0 we have a sequence of nested
+ includes <wchar.h> -> <stdio.h> -> <getopt.h> -> <stdlib.h>, and the latter includes
+ <stdint.h> and assumes its types are already defined. */
+#if ! (defined WCHAR_MIN && defined WCHAR_MAX)
+# define _GL_JUST_INCLUDE_SYSTEM_WCHAR_H
+# include <wchar.h>
+# undef _GL_JUST_INCLUDE_SYSTEM_WCHAR_H
+#endif