public char * save (constant char *s);
	public VOID_POINTER ecalloc (int count, unsigned int size);
	public char * skipsp (char *s);
	public char * skipnsp(char *s);
	public int sprefix (char *ps, char *s, int uppercase);
	public void quit (int status);
	public void raw_mode (int on);
	public void scrsize (void);
	public char * special_key_str (int key);
	public void get_term (void);
	public void init (void);
	public void deinit (void);
	public void home (void);
	public void add_line (void);
	public void remove_top (int n);
	public void win32_scroll_up (int n);
	public void lower_left (void);
	public void line_left (void);
	public void check_winch (void);
	public void goto_line (int slinenum);
	public void vbell (void);
	public void bell (void);
	public void clear (void);
	public void clear_eol (void);
	public void clear_bot (void);
	public void at_enter (int attr);
	public void at_exit (void);
	public void at_switch (int attr);
	public int is_at_equiv (int attr1, int attr2);
	public int apply_at_specials (int attr);
	public void backspace (void);
	public void putbs (void);
	public char WIN32getch (int tty);
	public void WIN32setcolors (int fg, int bg);
	public void WIN32textout (char *text, int len);
	public void match_brac(int obrac, int cbrac, int forwdir, int n);
	public void ch_ungetchar (int c);
	public void end_logfile (void);
	public void sync_logfile (void);
	public int ch_seek (POSITION pos);
	public int ch_end_seek (void);
	public int ch_end_buffer_seek (void);
	public int ch_beg_seek (void);
	public POSITION ch_length (void);
	public POSITION ch_tell (void);
	public int ch_forw_get (void);
	public int ch_back_get (void);
	public void ch_setbufspace (int bufspace);
	public void ch_flush (void);
	public int seekable (int f);
	public void ch_set_eof (void);
	public void ch_init (int f, int flags);
	public void ch_close (void);
	public int ch_getflags (void);
struct filestate;
	public void ch_dump (struct filestate *fs);
	public void init_charset (void);
	public int binary_char (LWCHAR c);
	public int control_char (LWCHAR c);
	public char * prchar (LWCHAR c);
	public char * prutfchar (LWCHAR ch);
	public int utf_len (char ch);
	public int is_utf8_well_formed (unsigned char *s, int slen);
	public int utf_bin_count (unsigned char *data, int len);
	public LWCHAR get_wchar (constant char *p);
	public void put_wchar (char **pp, LWCHAR ch);
	public LWCHAR step_char (constant char **pp, signed int dir, constant char *limit);
	public int is_composing_char (LWCHAR ch);
	public int is_ubin_char (LWCHAR ch);
	public int is_wide_char (LWCHAR ch);
	public int is_combining_char (LWCHAR ch1, LWCHAR ch2);
	public void cmd_reset (void);
	public void clear_cmd (void);
	public void cmd_putstr (constant char *s);
	public int len_cmdbuf (void);
	public void set_mlist (constant void *mlist, int cmdflags);
struct mlist;
	public void cmd_addhist (struct mlist *constant mlist, char *cmd, int modified);
	public void cmd_accept (void);
	public int cmd_char (int c);
	public LINENUM cmd_int (long *frac);
	public char * get_cmdbuf (void);
	public char * cmd_lastpattern (void);
	public void init_cmdhist (void);
	public void save_cmdhist (void);
	public int in_mca (void);
	public void dispversion (void);
	public int getcc (void);
	public void ungetcc (int c);
	public void ungetsc (char *s);
	public void commands (void);
	public int cvt_length (int len, int ops);
	public int * cvt_alloc_chpos (int len);
	public void cvt_text (char *odst, char *osrc, int *chpos, int *lenp, int ops);
	public void init_cmds (void);
	public void add_fcmd_table (char *buf, int len);
	public void add_ecmd_table (char *buf, int len);
	public int fcmd_decode (char *cmd, char **sp);
	public int ecmd_decode (char *cmd, char **sp);
	public char * lgetenv (char *var);
	public int lesskey (char *filename, int sysvar);
	public void add_hometable (char *envname, char *def_filename, int sysvar);
	public int editchar (int c, int flags);
	public void init_textlist (struct textlist *tlist, char *str);
	public char * forw_textlist (struct textlist *tlist, char *prev);
	public char * back_textlist (struct textlist *tlist, char *prev);
	public int edit (char *filename);
	public int edit_ifile (IFILE ifile);
	public int edit_list (char *filelist);
	public int edit_first (void);
	public int edit_last (void);
	public int edit_next (int n);
	public int edit_prev (int n);
	public int edit_index (int n);
	public IFILE save_curr_ifile (void);
	public void unsave_ifile (IFILE save_ifile);
	public void reedit_ifile (IFILE save_ifiler);
	public void reopen_curr_ifile (void);
	public int edit_stdin (void);
	public void cat_file (void);
	public void use_logfile (char *filename);
	public char * shell_unquote (char *str);
	public char * get_meta_escape (void);
	public char * shell_quote (char *s);
	public char * homefile (char *filename);
	public char * fexpand (char *s);
	public char * fcomplete (char *s);
	public int bin_file (int f);
	public char * lglob (char *filename);
	public char * open_altfile (char *filename, int *pf, void **pfd);
	public void close_altfile (char *altfilename, char *filename, void *pipefd);
	public int is_dir (char *filename);
	public char * bad_file (char *filename);
	public POSITION filesize (int f);
	public char * shell_coption (void);
	public char * last_component (char *name);
	public int eof_displayed (void);
	public int entire_file_displayed (void);
	public void squish_check (void);
	public void forw (int n, POSITION pos, int force, int only_last, int nblank);
	public void back (int n, POSITION pos, int force, int only_last);
	public void forward (int n, int force, int only_last);
	public void backward (int n, int force, int only_last);
	public int get_back_scroll (void);
	public void del_ifile (IFILE h);
	public IFILE next_ifile (IFILE h);
	public IFILE prev_ifile (IFILE h);
	public IFILE getoff_ifile (IFILE ifile);
	public int nifile (void);
	public IFILE get_ifile (char *filename, IFILE prev);
	public char * get_filename (IFILE ifile);
	public int get_index (IFILE ifile);
	public void store_pos (IFILE ifile, struct scrpos *scrpos);
	public void get_pos (IFILE ifile, struct scrpos *scrpos);
	public void set_open (IFILE ifile);
	public int opened (IFILE ifile);
	public void hold_ifile (IFILE ifile, int incr);
	public int held_ifile (IFILE ifile);
	public void * get_filestate (IFILE ifile);
	public void set_filestate (IFILE ifile, void *filestate);
	public void if_dump (void);
	public POSITION forw_line (POSITION curr_pos);
	public POSITION back_line (POSITION curr_pos);
	public void set_attnpos (POSITION pos);
	public void jump_forw (void);
	public void jump_forw_buffered (void);
	public void jump_back (LINENUM linenum);
	public void repaint (void);
	public void jump_percent (int percent, long fraction);
	public void jump_line_loc (POSITION pos, int sline);
	public void jump_loc (POSITION pos, int sline);
	public void init_line (void);
	public int is_ascii_char (LWCHAR ch);
	public void prewind (void);
	public void plinenum (POSITION pos);
	public void pshift_all (void);
	public int is_ansi_end (LWCHAR ch);
	public int is_ansi_middle (LWCHAR ch);
	public int pappend (unsigned char c, POSITION pos);
	public int pflushmbc (void);
	public void pdone (int endline, int forw);
	public void set_status_col (char c);
	public int gline (int i, int *ap);
	public void null_line (void);
	public POSITION forw_raw_line (POSITION curr_pos, char **linep, int *line_lenp);
	public POSITION back_raw_line (POSITION curr_pos, char **linep, int *line_lenp);
	public void clr_linenum (void);
	public void add_lnum (LINENUM linenum, POSITION pos);
	public LINENUM find_linenum (POSITION pos);
	public POSITION find_pos (LINENUM linenum);
	public LINENUM currline (int where);
	public void lsystem (char *cmd, char *donemsg);
	public int pipe_mark (int c, char *cmd);
	public int pipe_data (char *cmd, POSITION spos, POSITION epos);
	public void init_mark (void);
	public int badmark (int c);
	public void setmark (int c);
	public void lastmark (void);
	public void gomark (int c);
	public POSITION markpos (int c);
	public void unmark (IFILE ifile);
	public void opt_o (int type, char *s);
	public void opt__O (int type, char *s);
	public void opt_j (int type, char *s);
	public void calc_jump_sline (void);
	public void opt_shift (int type, char *s);
	public void calc_shift_count (void);
	public void opt_k (int type, char *s);
	public void opt_t (int type, char *s);
	public void opt__T (int type, char *s);
	public void opt_p (int type, char *s);
	public void opt__P (int type, char *s);
	public void opt_b (int type, char *s);
	public void opt_i (int type, char *s);
	public void opt__V (int type, char *s);
	public void opt_D (int type, char *s);
	public void opt_x (int type, char *s);
	public void opt_quote (int type, char *s);
	public void opt_query (int type, char *s);
	public int get_swindow (void);
	public char * propt (int c);
	public void scan_option (char *s);
struct loption;
	public void toggle_option (struct loption *o, int lower, char *s, int how_toggle);
	public int opt_has_param (struct loption *o);
	public char * opt_prompt (struct loption *o);
	public int isoptpending (void);
	public void nopendopt (void);
	public int getnum (char **sp, char *printopt, int *errp);
	public long getfraction (char **sp, char *printopt, int *errp);
	public int get_quit_at_eof (void);
	public void init_option (void);
	public struct loption * findopt (int c);
	public struct loption * findopt_name (char **p_optname, char **p_oname, int *p_err);
	public int iread (int fd, char *buf, unsigned int len);
	public void intread (void);
	public time_type get_time (void);
	public char * errno_message (char *filename);
	public int percentage (POSITION num, POSITION den);
	public POSITION percent_pos (POSITION pos, int percent, long fraction);
	public int  os9_signal (int type, RETSIGTYPE (*handler)());
	public void put_line (void);
	public void flush (void);
	public int putchr (int c);
	public void putstr (constant char *s);
	public void get_return (void);
	public void error (char *fmt, PARG *parg);
	public void ierror (char *fmt, PARG *parg);
	public int query (char *fmt, PARG *parg);
	public int compile_pattern (char *pattern, int search_type, void **comp_pattern);
	public void uncompile_pattern (void **pattern);
	public int valid_pattern (char *pattern);
	public int is_null_pattern (void *pattern);
	public int match_pattern (void *pattern, char *tpattern, char *line, int line_len, char **sp, char **ep, int notbol, int search_type);
	public POSITION position (int where);
	public void add_forw_pos (POSITION pos);
	public void add_back_pos (POSITION pos);
	public void pos_clear (void);
	public void pos_init (void);
	public int onscreen (POSITION pos);
	public int empty_screen (void);
	public int empty_lines (int s, int e);
	public void get_scrpos (struct scrpos *scrpos);
	public int adjsline (int sline);
	public void init_prompt (void);
	public char * pr_expand (constant char *proto, int maxwidth);
	public char * eq_message (void);
	public char * pr_string (void);
	public char * wait_message (void);
	public void init_search (void);
	public void repaint_hilite (int on);
	public void clear_attn (void);
	public void undo_search (void);
struct hilite_tree;
	public void clr_hlist (struct hilite_tree *anchor);
	public void clr_hilite (void);
	public void clr_filter (void);
	public int is_filtered (POSITION pos);
	public POSITION next_unfiltered (POSITION pos);
	public POSITION prev_unfiltered (POSITION pos);
	public int is_hilited (POSITION pos, POSITION epos, int nohide, int *p_matches);
	public void chg_caseless (void);
	public void chg_hilite (void);
	public int search (int search_type, char *pattern, int n);
	public void prep_hilite (POSITION spos, POSITION epos, int maxlines);
	public void set_filter_pattern (char *pattern, int search_type);
	public int is_filtering (void);
	public RETSIGTYPE winch (int type);
	public void init_signals (int on);
	public void psignals (void);
	public void cleantags (void);
	public int gettagtype (void);
	public void findtag (char *tag);
	public POSITION tagsearch (void);
	public char * nexttag (int n);
	public char * prevtag (int n);
	public int ntags (void);
	public int curr_tag (void);
	public int edit_tagfile (void);
	public void open_getchr (void);
	public void close_getchr (void);
	public int getchr (void);