zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/build/uClibc/libc/sysdeps/linux/common/bdflush.c b/ap/build/uClibc/libc/sysdeps/linux/common/bdflush.c
new file mode 100644
index 0000000..c2a05ed
--- /dev/null
+++ b/ap/build/uClibc/libc/sysdeps/linux/common/bdflush.c
@@ -0,0 +1,15 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * bdflush() for uClibc
+ *
+ * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
+ *
+ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ */
+
+#include <sys/syscall.h>
+#include <sys/kdaemon.h>
+
+#ifdef __NR_bdflush
+_syscall2(int, bdflush, int, __func, long int, __data)
+#endif