fix redundant redeclaration of fuse_lowlevel_new

libfuse-lite/fuse_i.h

@@ -21,9 +21,5 @@ struct fuse_cmd {
 
 struct fuse_chan *fuse_kern_chan_new(int fd);
 
-struct fuse_session *fuse_lowlevel_new(struct fuse_args *args,
-				       const struct fuse_lowlevel_ops *op,
-				       size_t op_size, void *userdata);
-
 void fuse_kern_unmount(const char *mountpoint, int fd);
 int fuse_kern_mount(const char *mountpoint, struct fuse_args *args);