+int lttng_syscall_filter_enable(struct lttng_channel *chan,
+ const char *name);
+int lttng_syscall_filter_disable(struct lttng_channel *chan,
+ const char *name);
+long lttng_channel_syscall_mask(struct lttng_channel *channel,
+ struct lttng_kernel_syscall_mask __user *usyscall_mask);
+int lttng_abi_syscall_list(void);