fuse_fs_truncate_v30
# define fuse_fs_truncate fuse_fs_truncate_v30
# define fuse_fs_truncate fuse_fs_truncate_v30
# define fuse_fs_truncate fuse_fs_truncate_v30
# define fuse_fs_truncate fuse_fs_truncate_v30
# define fuse_fs_truncate fuse_fs_truncate_v30
ret = fuse_fs_truncate_v30(fuse->fs, path, (off_t)va->va_size, fi);
return fuse_fs_truncate_v30(fs, path, size, NULL);
int fuse_fs_truncate_v30(struct fuse_fs* fs, const char* path, off_t size, struct fuse_file_info* fi);