patch 8.1.1357: test 37 is old style commit https://github.com/vim/vim/commit/999dc14644b8a9530ce0da22e90ca402c95c9c5a Author: Bram Moolenaar <Bram@vim.org> Date: Sun May 19 21:44:08 2019 +0200 patch 8.1.1357: test 37 is old style Problem: Test 37 is old style. Solution: Turn it into a new style test. (Yegappan Lakshmanan, closes https://github.com/vim/vim/issues/4398)

/* if_lua.c */
int lua_enabled(int verbose);
void lua_end(void);
void ex_lua(exarg_T *eap);
void ex_luado(exarg_T *eap);
void ex_luafile(exarg_T *eap);
void lua_buffer_free(buf_T *o);
void lua_window_free(win_T *o);
void do_luaeval(char_u *str, typval_T *arg, typval_T *rettv);
int set_ref_in_lua(int copyID);
/* vim: set ft=c : */