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-rw-r--r--include/wctype.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/wctype.h b/include/wctype.h
index c76f50c866..f93ec64abc 100644
--- a/include/wctype.h
+++ b/include/wctype.h
@@ -1 +1,7 @@
+#ifndef _WCTYPE_H
+
 #include <wctype/wctype.h>
+
+extern int __iswspace __P ((wint_t __wc));
+
+#endif