#include <stdio.h>#include <reent.h>#include <errno.h>#include <devices.h>#include <sysdefs.h>#include <iface.h>#include <ioctl.h>int fflushdir (FILE * fd){#ifdef HAS_MMCint	idx;short file;struct _reent ptr;	if (!fd) return -EBADF;	fflush (fd);	file = fd->_file;		// look thru device table for this device.	if ((idx = find_device (&ptr, DEVICE_TYPE(file))) == -1) return -EBADF;		// call function if defined.	if (device_table_list[idx].item->ioctl) {		return device_table_list[idx].item->ioctl(&ptr, file, IOCTL_MMC_FLUSH_DIR, NULL);	}#endif	return -EBADF;}