commit https://github.com/vim/vim/commit/0239acb11fe4bfe9b525ea90b782759da5eb7704 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Apr 11 21:02:54 2016 +0200 patch 7.4.1722 Problem: Crash when calling garbagecollect() after starting a job. Solution: Set the copyID on job and channel. (Hirohito Higashi, Ozaki Kiichi)

/* if_ruby.c */
int ruby_enabled(int verbose);
void ruby_end(void);
void ex_ruby(exarg_T *eap);
void ex_rubydo(exarg_T *eap);
void ex_rubyfile(exarg_T *eap);
void ruby_buffer_free(buf_T *buf);
void ruby_window_free(win_T *win);
void vim_ruby_init(void *stack_start);
/* vim: set ft=c : */