Symbol: dev_dwrite
sys/sys/device.h
348
int dev_dwrite(cdev_t dev, struct uio *uio, int ioflag, struct file *fp);
sys/vfs/devfs/devfs_vnops.c
1366
error = dev_dwrite(dev, uio, ioflag, fp);
sys/vfs/devfs/devfs_vnops.c
1749
error = dev_dwrite(dev, uio, ap->a_ioflag, NULL);