C 148 include/sys/vnode.h #define VOP_READ(VP, FP, B, S, C) ((VP)->v_op->vop_read)(VP, FP, B, S, C) C 149 include/sys/vnode.h #define VOP_WRITE(VP, FP, B, S, C) ((VP)->v_op->vop_write)(VP, FP, B, S, C) C 151 include/sys/vnode.h #define VOP_IOCTL(VP, FP, C, A) ((VP)->v_op->vop_ioctl)(VP, FP, C, A)