RAM_DISK_IOCTL_FLUSH - Haiku

Symbol: RAM_DISK_IOCTL_FLUSH

src/add-ons/kernel/drivers/disk/virtual/ram_disk/ram_disk.cpp

case RAM_DISK_IOCTL_FLUSH:

src/bin/ramdisk.cpp

if (ioctl(fd.Get(), RAM_DISK_IOCTL_FLUSH, NULL) < 0) {