IPC_RMID 342 os/unix/ngx_freebsd_rfork_thread.c if (semctl(m->semid, 0, IPC_RMID) == -1) { IPC_RMID 357 os/unix/ngx_freebsd_rfork_thread.c if (semctl(m->semid, 0, IPC_RMID) == -1) { IPC_RMID 107 os/unix/ngx_shmem.c if (shmctl(id, IPC_RMID, NULL) == -1) {