Symbol: fop_frlock
usr/src/uts/common/sys/vnode.h
1067
extern int fop_frlock(vnode_t *, int, struct flock64 *, int, offset_t,
usr/src/uts/common/sys/vnode.h
1166
fop_frlock(vp, cmd, a, f, o, cb, cr, ct)