patch 8.2.0512: Vim9: no optional arguments in func type Commit: https://github.com/vim/vim/commit/5deeb3f1f9db4eabd36e99cbf857fe376eb37e10 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Apr 5 17:08:17 2020 +0200 patch 8.2.0512: Vim9: no optional arguments in func type Problem: Vim9: no optional arguments in func type. Solution: Check for question mark after type. Find function reference without function().

/* if_tcl.c */
void vim_tcl_init(char *arg);
int tcl_enabled(int verbose);
void tcl_end(void);
void ex_tcl(exarg_T *eap);
void ex_tclfile(exarg_T *eap);
void ex_tcldo(exarg_T *eap);
void tcl_buffer_free(buf_T *buf);
void tcl_window_free(win_T *win);
/* vim: set ft=c : */