+#ifdef __rtems__
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <errno.h>
+
+#define CONFIG_YAFFS_DIRECT 1
+#define CONFIG_YAFFS_SHORT_NAMES_IN_RAM 1
+#define CONFIG_YAFFS_YAFFS2 1
+#define CONFIG_YAFFS_PROVIDE_DEFS 1
+#define CONFIG_YAFFSFS_PROVIDE_VALUES 1
+#define CONFIG_YAFFS_DEFINES_TYPES 1
+#define CONFIG_YAFFS_USE_32_BIT_TIME_T 1
+#define NO_Y_INLINE 1
+#define loff_t off_t
+
+#endif /* __rtems__ */
+