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-rw-r--r--libio/stdio.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/libio/stdio.h b/libio/stdio.h
index fbe0f568a0..566ec5a9bf 100644
--- a/libio/stdio.h
+++ b/libio/stdio.h
@@ -293,6 +293,11 @@ extern FILE *fmemopen (void *__s, size_t __len, __const char *__modes) __THROW;
    and the number of characters written on fflush or fclose.  */
 extern FILE *open_memstream (char **__restrict __bufloc,
 			     size_t *__restrict __sizeloc) __THROW;
+
+/* Like OPEN_MEMSTREAM, but the stream is wide oriented and produces
+   a wide character string.  */
+extern FILE *open_wmemstream (wchar_t **__restrict __bufloc,
+			      size_t *__restrict __sizeloc) __THROW;
 #endif