flock_run
flock_run(LSTYLE_FLOCK, B_FALSE, &flock_fileA, &pid, fds);
flock_run(styleA, B_TRUE, lock1, &pidA, fdsA);
flock_run(styleB, B_TRUE, lock1, &pidB, fdsB);
flock_run(styleB, B_FALSE, lock1, &pidB, fdsB);
flock_run(styleA, B_FALSE, lock1, &pidA, fdsA);
static void flock_run(lock_style_t, boolean_t, lockinfo_t *,