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-rw-r--r--libio/stdio.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/libio/stdio.h b/libio/stdio.h
index 7a18261586..ccab90bc2e 100644
--- a/libio/stdio.h
+++ b/libio/stdio.h
@@ -219,6 +219,9 @@ extern FILE *fopencookie (void *__restrict __magic_cookie,
 			  __const char *__restrict __modes,
 			  _IO_cookie_io_functions_t __io_funcs) __THROW;
 
+/* Create a new stream that refers to a memory buffer.  */
+extern FILE *fmemopen (void *__s, size_t __len, __const char *__modes) __THROW;
+
 /* Open a stream that writes into a malloc'd buffer that is expanded as
    necessary.  *BUFLOC and *SIZELOC are updated with the buffer's location
    and the number of characters written on fflush or fclose.  */