fuse_fs_chown_v27
# define fuse_fs_chown fuse_fs_chown_v27
# define fuse_fs_chown fuse_fs_chown_v27
# define fuse_fs_chown fuse_fs_chown_v27
int fuse_fs_chown_v27(struct fuse_fs *fs, const char *path, uid_t uid, gid_t gid);