+/* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
+
+//usage:#define sync_trivial_usage
+//usage: ""
+//usage:#define sync_full_usage "\n\n"
+//usage: "Write all buffered blocks to disk"
+
+#include "libbb.h"
+
+/* This is a NOFORK applet. Be very careful! */
+
+int sync_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int sync_main(int argc UNUSED_PARAM, char **argv IF_NOT_DESKTOP(UNUSED_PARAM))