patch 8.2.3656: Vim9: no error for an evironment variable by itself Commit: https://github.com/vim/vim/commit/65259b5c6a8ad4edaf6eeb8dbb7b50342c64d403 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Nov 23 14:52:06 2021 +0000 patch 8.2.3656: Vim9: no error for an evironment variable by itself Problem: Vim9: no error for an evironment variable by itself. Solution: Give a "without effect" error. (closes https://github.com/vim/vim/issues/9166)

/* vi:set ts=8 sts=4 sw=4 noet:
 *
 * VIM - Vi IMproved	by Bram Moolenaar
 *
 * Do ":help uganda"  in Vim to read copying and usage conditions.
 * Do ":help credits" in Vim to see a list of people who contributed.
 */

#ifdef PROTO
// cproto runs into trouble when these types are missing
typedef double _Float16;
typedef double _Float32;
typedef double _Float64;
typedef double _Float128;
typedef double _Float32x;
typedef double _Float64x;
#endif