[Feature][T106]ZXW P56U09 code

Only Configure: Yes
Affected branch: master
Affected module: unknow
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: No
Doc Update: No

Change-Id: I3cbd8b420271eb20c2b40ebe5c78f83059cd42f3
diff --git a/ap/build/uClibc/libc/stdio/setbuf.c b/ap/build/uClibc/libc/stdio/setbuf.c
new file mode 100644
index 0000000..e6080a5
--- /dev/null
+++ b/ap/build/uClibc/libc/stdio/setbuf.c
@@ -0,0 +1,16 @@
+/* Copyright (C) 2004       Manuel Novoa III    <mjn3@codepoet.org>
+ *
+ * GNU Library General Public License (LGPL) version 2 or later.
+ *
+ * Dedicated to Toni.  See uClibc/DEDICATION.mjn3 for details.
+ */
+
+#include "_stdio.h"
+
+
+void setbuf(FILE * __restrict stream, register char * __restrict buf)
+{
+#ifdef __STDIO_BUFFERS
+	setvbuf(stream, buf, ((buf != NULL) ? _IOFBF : _IONBF), BUFSIZ);
+#endif
+}