VPP               500 sys/mount.h    #define VFS_ROOT(MP, VPP)	  (*(MP)->mnt_op->vfs_root)(MP, VPP)
VPP               504 sys/mount.h    #define VFS_VGET(MP, INO, VPP)	  (*(MP)->mnt_op->vfs_vget)(MP, INO, VPP)
VPP               505 sys/mount.h    #define VFS_FHTOVP(MP, FIDP, VPP) \
VPP               506 sys/mount.h    	(*(MP)->mnt_op->vfs_fhtovp)(MP, FIDP, VPP)