syscall32_helper_unregister
int syscall32_helper_unregister(struct syscall_helper_data *sd);
syscall32_helper_unregister(msg32_syscalls);
syscall32_helper_unregister(sem32_syscalls);
syscall32_helper_unregister(shm32_syscalls);
syscall32_helper_unregister(mq32_syscalls);
syscall32_helper_unregister(ksem32_syscalls);
error = syscall32_helper_unregister(sctp32_syscalls);