fanotify: sys_fanotify_mark declartion

This patch simply declares the new sys_fanotify_mark syscall

int fanotify_mark(int fanotify_fd, unsigned int flags, u64_mask,
		  int dfd const char *pathname)

Signed-off-by: Eric Paris <eparis@redhat.com>
diff --git a/kernel/sys_ni.c b/kernel/sys_ni.c
index 2c4adc2..bad369e 100644
--- a/kernel/sys_ni.c
+++ b/kernel/sys_ni.c
@@ -184,3 +184,4 @@
 
 /* fanotify! */
 cond_syscall(sys_fanotify_init);
+cond_syscall(sys_fanotify_mark);