patch 8.2.4126: crash on exit when built with dynamic Tcl Commit: https://github.com/vim/vim/commit/afa76e1cf2e7e1f9e1097e345a4272e9ddbf14ad Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jan 17 21:34:38 2022 +0000 patch 8.2.4126: crash on exit when built with dynamic Tcl Problem: Crash on exit when built with dynamic Tcl and EXITFREE is defined. (Dominique Pell?) Solution: Only call Tcl_Finalize() when initialized. (closes #9546)

/* auto/if_perl.c */
int perl_enabled(int verbose);
void perl_end(void);
void msg_split(char_u *s, int attr);
void perl_win_free(win_T *wp);
void perl_buf_free(buf_T *bp);
void ex_perl(exarg_T *eap);
void do_perleval(char_u *str, typval_T *rettv);
void ex_perldo(exarg_T *eap);