commit https://github.com/vim/vim/commit/7f8989dd8a627af2185df381195351a913f3777f Author: Bram Moolenaar <Bram@vim.org> Date: Sat Mar 12 22:11:39 2016 +0100 patch 7.4.1552 Problem: ":colorscheme" does not use 'packpath'. Solution: Also use in "start" and "opt" directories in 'packpath'.

/* 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 : */