diff --git a/src/globals.h b/src/globals.h
new file mode 100644
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--- /dev/null
+++ b/src/globals.h
@@ -0,0 +1,1381 @@
+/* vi:set ts=8 sts=4 sw=4:
+ *
+ * VIM - Vi IMproved	by Bram Moolenaar
+ *
+ * Do ":help uganda"  in Vim to read copying and usage conditions.
+ * Do ":help credits" in Vim to see a list of people who contributed.
+ */
+
+/*
+ * definition of global variables
+ */
+
+/*
+ * Number of Rows and Columns in the screen.
+ * Must be long to be able to use them as options in option.c.
+ * Note: Use screen_Rows and screen_Columns to access items in ScreenLines[].
+ * They may have different values when the screen wasn't (re)allocated yet
+ * after setting Rows or Columns (e.g., when starting up).
+ */
+EXTERN long	Rows			/* nr of rows in the screen */
+#ifdef DO_INIT
+# if defined(MSDOS) || defined(WIN3264) || defined(OS2)
+			    = 25L
+# else
+			    = 24L
+# endif
+#endif
+			    ;
+EXTERN long	Columns INIT(= 80);	/* nr of columns in the screen */
+
+/*
+ * The characters that are currently on the screen are kept in ScreenLines[].
+ * It is a single block of characters, the size of the screen plus one line.
+ * The attributes for those characters are kept in ScreenAttrs[].
+ *
+ * "LineOffset[n]" is the offset from ScreenLines[] for the start of line 'n'.
+ * The same value is used for ScreenLinesUC[] and ScreenAttrs[].
+ */
+EXTERN schar_T	*ScreenLines INIT(= NULL);
+EXTERN sattr_T	*ScreenAttrs INIT(= NULL);
+EXTERN unsigned	*LineOffset INIT(= NULL);
+EXTERN char_u	*LineWraps INIT(= NULL);
+
+#ifdef FEAT_MBYTE
+/*
+ * When using Unicode characters (in UTF-8 encoding) the character in
+ * ScreenLinesUC[] contains the Unicode for the character at this position, or
+ * NUL when the character in ScreenLines[] is to be used (ASCII char).
+ * The composing characters are to be drawn on top of the original character.
+ * Note: These three are only allocated when enc_utf8 is set!
+ */
+EXTERN u8char_T	*ScreenLinesUC INIT(= NULL);	/* decoded UTF-8 characters */
+EXTERN u8char_T	*ScreenLinesC1 INIT(= NULL);	/* first composing char */
+EXTERN u8char_T	*ScreenLinesC2 INIT(= NULL);	/* second composing char */
+
+/* Only used for euc-jp: Second byte of a character that starts with 0x8e.
+ * These are single-width. */
+EXTERN schar_T	*ScreenLines2 INIT(= NULL);
+#endif
+
+EXTERN int	screen_Rows INIT(= 0);	    /* actual size of ScreenLines[] */
+EXTERN int	screen_Columns INIT(= 0);   /* actual size of ScreenLines[] */
+
+/*
+ * When vgetc() is called, it sets mod_mask to the set of modifiers that are
+ * held down based on the KSMOD_* symbols that are read first.
+ */
+EXTERN int	mod_mask INIT(= 0x0);		/* current key modifiers */
+
+/*
+ * Cmdline_row is the row where the command line starts, just below the
+ * last window.
+ * When the cmdline gets longer than the available space the screen gets
+ * scrolled up. After a CTRL-D (show matches), after hitting ':' after
+ * "hit return", and for the :global command, the command line is
+ * temporarily moved.  The old position is restored with the next call to
+ * update_screen().
+ */
+EXTERN int	cmdline_row;
+
+EXTERN int	redraw_cmdline INIT(= FALSE);	/* cmdline must be redrawn */
+EXTERN int	clear_cmdline INIT(= FALSE);	/* cmdline must be cleared */
+#if defined(FEAT_CRYPT) || defined(FEAT_EVAL)
+EXTERN int	cmdline_star INIT(= FALSE);	/* cmdline is crypted */
+#endif
+EXTERN int	exec_from_reg INIT(= FALSE);	/* executing register */
+
+EXTERN int	global_changedtick INIT(= 0);	/* incremented for each
+						   change, also for undo */
+EXTERN int	screen_cleared INIT(= FALSE);	/* screen has been cleared */
+
+/*
+ * When '$' is included in 'cpoptions' option set:
+ * When a change command is given that deletes only part of a line, a dollar
+ * is put at the end of the changed text. dollar_vcol is set to the virtual
+ * column of this '$'.
+ */
+EXTERN colnr_T	dollar_vcol INIT(= 0);
+
+#ifdef FEAT_INS_EXPAND
+/*
+ * used for Insert mode completion
+ */
+EXTERN int	completion_length INIT(= 0);
+EXTERN int	continue_status   INIT(= 0);
+EXTERN int	completion_interrupted INIT(= FALSE);
+
+/* flags for continue_status */
+#define CONT_ADDING	1	/* "normal" or "adding" expansion */
+#define CONT_INTRPT	(2 + 4)	/* a ^X interrupted the current expansion */
+				/* it's set only iff N_ADDS is set */
+#define CONT_N_ADDS	4	/* next ^X<> will add-new or expand-current */
+#define CONT_S_IPOS	8	/* next ^X<> will set initial_pos?
+				 * if so, word-wise-expansion will set SOL */
+#define CONT_SOL	16	/* pattern includes start of line, just for
+				 * word-wise expansion, not set for ^X^L */
+#define CONT_LOCAL	32	/* for ctrl_x_mode 0, ^X^P/^X^N do a local
+				 * expansion, (eg use complete=.) */
+#endif
+
+/*
+ * Functions for putting characters in the command line,
+ * while keeping ScreenLines[] updated.
+ */
+#ifdef FEAT_RIGHTLEFT
+EXTERN int	cmdmsg_rl INIT(= FALSE);    /* cmdline is drawn right to left */
+#endif
+EXTERN int	msg_col;
+EXTERN int	msg_row;
+EXTERN int	msg_scrolled;	/* Number of screen lines that windows have
+				 * scrolled because of printing messages. */
+EXTERN int	msg_scrolled_ign INIT(= FALSE);
+				/* when TRUE don't set need_wait_return in
+				   msg_puts_attr() when msg_scrolled is
+				   non-zero */
+
+EXTERN char_u	*keep_msg INIT(= NULL);	    /* msg to be shown after redraw */
+EXTERN int	keep_msg_attr INIT(= 0);    /* highlight attr for keep_msg */
+EXTERN int	need_fileinfo INIT(= FALSE);/* do fileinfo() after redraw */
+EXTERN int	msg_scroll INIT(= FALSE);   /* msg_start() will scroll */
+EXTERN int	msg_didout INIT(= FALSE);   /* msg_outstr() was used in line */
+EXTERN int	msg_didany INIT(= FALSE);   /* msg_outstr() was used at all */
+EXTERN int	msg_nowait INIT(= FALSE);   /* don't wait for this msg */
+EXTERN int	emsg_off INIT(= 0);	    /* don't display errors for now,
+					       unless 'debug' is set. */
+EXTERN int	info_message INIT(= FALSE); /* printing informative message */
+#ifdef FEAT_EVAL
+EXTERN int	emsg_skip INIT(= 0);	    /* don't display errors for
+					       expression that is skipped */
+EXTERN int	emsg_severe INIT(=FALSE);   /* use message of next of several
+					       emsg() calls for throw */
+EXTERN int	did_endif INIT(= FALSE);    /* just had ":endif" */
+#endif
+EXTERN int	did_emsg;		    /* set by emsg() when the message
+					       is displayed or thrown */
+EXTERN int	called_emsg;		    /* always set by emsg() */
+EXTERN int	emsg_on_display INIT(= FALSE);	/* there is an error message */
+EXTERN int	rc_did_emsg INIT(= FALSE);  /* vim_regcomp() called emsg() */
+
+EXTERN int	no_wait_return INIT(= 0);   /* don't wait for return for now */
+EXTERN int	need_wait_return INIT(= 0); /* need to wait for return later */
+EXTERN int	did_wait_return INIT(= FALSE);	/* wait_return() was used and
+						   nothing written since then */
+#ifdef FEAT_TITLE
+EXTERN int	need_maketitle INIT(= TRUE); /* call maketitle() soon */
+#endif
+
+EXTERN int	quit_more INIT(= FALSE);    /* 'q' hit at "--more--" msg */
+EXTERN int	more_back INIT(= 0);	    /* 'b' or 'u' at "--more--" msg */
+EXTERN int	more_back_used INIT(= FALSE); /* using more_back */
+#if defined(UNIX) || defined(__EMX__) || defined(VMS) || defined(MACOS_X)
+EXTERN int	newline_on_exit INIT(= FALSE);	/* did msg in altern. screen */
+EXTERN int	intr_char INIT(= 0);	    /* extra interrupt character */
+#endif
+#if (defined(UNIX) || defined(VMS)) && defined(FEAT_X11)
+EXTERN int	x_no_connect INIT(= FALSE); /* don't connect to X server */
+# if defined(FEAT_CLIENTSERVER)
+EXTERN int	x_force_connect INIT(= FALSE); /* Do connect to X server.
+						  Overrules x_no_connect and
+						  "exclude" in 'clipboard'. */
+# endif
+#endif
+EXTERN int	vgetc_busy INIT(= FALSE);   /* inside vgetc() now */
+
+EXTERN int	didset_vim INIT(= FALSE);   /* did set $VIM ourselves */
+EXTERN int	didset_vimruntime INIT(= FALSE);   /* idem for $VIMRUNTIME */
+
+/*
+ * Lines left before a "more" message.	Ex mode needs to be able to reset this
+ * after you type something.
+ */
+EXTERN int	lines_left INIT(= -1);	    /* lines left for listing */
+EXTERN int	msg_no_more INIT(= FALSE);  /* don't use more prompt, truncate
+					       messages */
+
+EXTERN char_u	*sourcing_name INIT( = NULL);/* name of error message source */
+EXTERN linenr_T	sourcing_lnum INIT(= 0);    /* line number of the source file */
+
+#ifdef FEAT_EVAL
+EXTERN int	ex_nesting_level INIT(= 0);	/* nesting level */
+EXTERN int	debug_break_level INIT(= -1);	/* break below this level */
+EXTERN int	debug_did_msg INIT(= FALSE);	/* did "debug mode" message */
+EXTERN int	debug_tick INIT(= 0);		/* breakpoint change count */
+
+/*
+ * The exception currently being thrown.  Used to pass an exception to
+ * a different cstack.  Also used for discarding an exception before it is
+ * caught or made pending.  Only valid when did_throw is TRUE.
+ */
+EXTERN except_T *current_exception;
+
+/*
+ * did_throw: An exception is being thrown.  Reset when the exception is caught
+ * or as long as it is pending in a finally clause.
+ */
+EXTERN int did_throw INIT(= FALSE);
+
+/*
+ * need_rethrow: set to TRUE when a throw that cannot be handled in do_cmdline()
+ * must be propagated to the cstack of the previously called do_cmdline().
+ */
+EXTERN int need_rethrow INIT(= FALSE);
+
+/*
+ * check_cstack: set to TRUE when a ":finish" or ":return" that cannot be
+ * handled in do_cmdline() must be propagated to the cstack of the previously
+ * called do_cmdline().
+ */
+EXTERN int check_cstack INIT(= FALSE);
+
+/*
+ * Number of nested try conditionals (across function calls and ":source"
+ * commands).
+ */
+EXTERN int trylevel INIT(= 0);
+
+/*
+ * When "force_abort" is TRUE, always skip commands after an error message,
+ * even after the outermost ":endif" or ":endwhile" or for a function whithout
+ * the "abort" flag.  It is set to TRUE when "trylevel" is non-zero (and
+ * ":silent!" was not used) or an exception is being thrown at the time an
+ * error is detected.  It is set to FALSE when "trylevel" gets zero again and
+ * there was no error or interrupt or throw.
+ *
+ */
+EXTERN int force_abort INIT(= FALSE);
+
+/*
+ * "msg_list" points to a variable in the stack of do_cmdline() which keeps the
+ * list of arguments of several emsg() calls, one of which is to be converted to
+ * an error exception immediately after the failing command returns.  The
+ * message to be used for the exception value is pointed to by the "throw_msg"
+ * field of the first element in the list.  It is usually the same as the "msg"
+ * field of that element, but can be identical to the "msg" field of a later
+ * list element, when the "emsg_severe" flag was set when the emsg() call was
+ * made.
+ */
+EXTERN struct msglist **msg_list INIT(= NULL);
+
+/*
+ * suppress_errthrow: When TRUE, don't convert an error to an exception.  Used
+ * when displaying the interrupt message or reporting an exception that is still
+ * uncaught at the top level (which has already been discarded then).  Also used
+ * for the error message when no exception can be thrown.
+ */
+EXTERN int suppress_errthrow INIT(= FALSE);
+
+/*
+ * The stack of all caught and not finished exceptions.  The exception on the
+ * top of the stack is the one got by evaluation of v:exception.  The complete
+ * stack of all caught and pending exceptions is embedded in the various
+ * cstacks; the pending exceptions, however, are not on the caught stack.
+ */
+EXTERN except_T *caught_stack INIT(= NULL);
+
+#endif
+
+#ifdef FEAT_EVAL
+EXTERN scid_T	current_SID INIT(= 0);	    /* ID of script being sourced or
+					       was sourced to define the
+					       current function. */
+#endif
+EXTERN int	scroll_region INIT(= FALSE); /* term supports scroll region */
+EXTERN int	t_colors INIT(= 0);	    /* int value of T_CCO */
+
+/*
+ * When highlight_match is TRUE, highlight a match, starting at the cursor
+ * position.  Search_match_lines is the number of lines after the match (0 for
+ * a match within one line), search_match_endcol the column number of the
+ * character just after the match in the last line.
+ */
+EXTERN int	highlight_match INIT(= FALSE);	/* show search match pos */
+EXTERN linenr_T	search_match_lines;		/* lines of of matched string */
+EXTERN colnr_T	search_match_endcol;		/* col nr of match end */
+
+EXTERN int	no_smartcase INIT(= FALSE);	/* don't use 'smartcase' once */
+
+EXTERN int	need_check_timestamps INIT(= FALSE); /* need to check file
+							timestamps asap */
+EXTERN int	did_check_timestamps INIT(= FALSE); /* did check timestamps
+						       recently */
+EXTERN int	no_check_timestamps INIT(= 0);	/* Don't check timestamps */
+
+EXTERN int	highlight_attr[HLF_COUNT];  /* Highl. attr for each context. */
+#ifdef FEAT_STL_OPT
+# define USER_HIGHLIGHT
+#endif
+#ifdef USER_HIGHLIGHT
+EXTERN int	highlight_user[9];		/* User[1-9] attributes */
+# ifdef FEAT_STL_OPT
+EXTERN int	highlight_stlnc[9];		/* On top of user */
+# endif
+#endif
+#ifdef FEAT_GUI
+EXTERN char_u	*use_gvimrc INIT(= NULL);	/* "-U" cmdline argument */
+#endif
+EXTERN int	cterm_normal_fg_color INIT(= 0);
+EXTERN int	cterm_normal_fg_bold INIT(= 0);
+EXTERN int	cterm_normal_bg_color INIT(= 0);
+
+#ifdef FEAT_AUTOCMD
+EXTERN int	autocmd_busy INIT(= FALSE);	/* Is apply_autocmds() busy? */
+EXTERN int	autocmd_no_enter INIT(= FALSE); /* *Enter autocmds disabled */
+EXTERN int	autocmd_no_leave INIT(= FALSE); /* *Leave autocmds disabled */
+EXTERN int	autocmd_block INIT(= 0);	/* block all autocmds */
+EXTERN int	modified_was_set;		/* did ":set modified" */
+EXTERN int	did_filetype INIT(= FALSE);	/* FileType event found */
+EXTERN int	keep_filetype INIT(= FALSE);	/* value for did_filetype when
+						   starting to execute
+						   autocommands */
+
+/* When deleting the current buffer, another one must be loaded.  If we know
+ * which one is preferred, au_new_curbuf is set to it */
+EXTERN buf_T	*au_new_curbuf INIT(= NULL);
+#endif
+
+#ifdef FEAT_MOUSE
+/*
+ * Mouse coordinates, set by check_termcode()
+ */
+EXTERN int	mouse_row;
+EXTERN int	mouse_col;
+EXTERN int	mouse_past_bottom INIT(= FALSE);/* mouse below last line */
+EXTERN int	mouse_past_eol INIT(= FALSE);	/* mouse right of line */
+EXTERN int	mouse_dragging INIT(= 0);	/* extending Visual area with
+						   mouse dragging */
+# if defined(FEAT_MOUSE_DEC)
+/*
+ * When the DEC mouse has been pressed but not yet released we enable
+ * automatic querys for the mouse position.
+ */
+EXTERN int	WantQueryMouse INIT(= 0);
+# endif
+
+# ifdef FEAT_GUI
+/* When the window layout is about to be changed, need_mouse_correct is set,
+ * so that gui_mouse_correct() is called afterwards, to correct the mouse
+ * pointer when focus-follow-mouse is being used. */
+EXTERN int	need_mouse_correct INIT(= FALSE);
+
+/* When double clicking, topline must be the same */
+EXTERN linenr_T gui_prev_topline INIT(= 0);
+#  ifdef FEAT_DIFF
+EXTERN int	gui_prev_topfill INIT(= 0);
+#  endif
+# endif
+
+# ifdef FEAT_MOUSESHAPE
+EXTERN int	drag_status_line INIT(= FALSE);	/* dragging the status line */
+EXTERN int	postponed_mouseshape INIT(= FALSE); /* postponed updating the
+						       mouse pointer shape */
+#  ifdef FEAT_VERTSPLIT
+EXTERN int	drag_sep_line INIT(= FALSE);	/* dragging vert separator */
+#  endif
+# endif
+
+#endif
+
+#ifdef FEAT_DIFF
+/* Value set from 'diffopt'. */
+EXTERN int	diff_context INIT(= 6);	/* context for folds */
+#endif
+
+#ifdef FEAT_MENU
+/* The root of the menu hierarchy. */
+EXTERN vimmenu_T	*root_menu INIT(= NULL);
+/*
+ * While defining the system menu, sys_menu is TRUE.  This avoids
+ * overruling of menus that the user already defined.
+ */
+EXTERN int	sys_menu INIT(= FALSE);
+#endif
+
+/* While redrawing the screen this flag is set.  It means the screen size
+ * ('lines' and 'rows') must not be changed. */
+EXTERN int	updating_screen INIT(= FALSE);
+
+#ifdef FEAT_GUI
+# ifdef FEAT_MENU
+/* Menu item just selected, set by check_termcode() */
+EXTERN vimmenu_T	*current_menu;
+
+/* Set to TRUE after adding/removing menus to ensure they are updated */
+EXTERN int force_menu_update INIT(= FALSE);
+# endif
+
+/* Scrollbar moved and new value, set by check_termcode() */
+EXTERN int	current_scrollbar;
+EXTERN long_u	scrollbar_value;
+
+/* found "-rv" or "-reverse" in command line args */
+EXTERN int	found_reverse_arg INIT(= FALSE);
+
+/* "-fn" or "-font" command line argument */
+EXTERN char	*font_argument INIT(= NULL);
+
+# ifdef FEAT_GUI_GTK
+/* "-bg" or "-background" command line argument */
+EXTERN char	*background_argument INIT(= NULL);
+
+/* "-fg" or "-foreground" command line argument */
+EXTERN char	*foreground_argument INIT(= NULL);
+# endif
+
+/*
+ * While executing external commands or in Ex mode, should not insert GUI
+ * events in the input buffer: Set hold_gui_events to non-zero.
+ */
+EXTERN int	hold_gui_events INIT(= 0);
+
+/*
+ * When resizing the shell is postponed, remember the new size, and call
+ * gui_resize_shell() later.
+ */
+EXTERN int	new_pixel_width INIT(= 0);
+EXTERN int	new_pixel_height INIT(= 0);
+
+/* Window position from ":winpos", to be used when opening the GUI window. */
+EXTERN int	gui_win_x INIT(= -1);
+EXTERN int	gui_win_y INIT(= -1);
+#endif
+
+#ifdef FEAT_CLIPBOARD
+EXTERN VimClipboard clip_star;	/* PRIMARY selection in X11 */
+# ifdef FEAT_X11
+EXTERN VimClipboard clip_plus;	/* CLIPBOARD selection in X11 */
+# else
+#  define clip_plus clip_star	/* there is only one clipboard */
+# endif
+#endif
+
+/*
+ * All windows are linked in a list. firstwin points to the first entry,
+ * lastwin to the last entry (can be the same as firstwin) and curwin to the
+ * currently active window.
+ * Without the FEAT_WINDOWS they are all equal.
+ */
+#ifdef FEAT_WINDOWS
+EXTERN win_T	*firstwin;		/* first window */
+EXTERN win_T	*lastwin;		/* last window */
+EXTERN win_T	*prevwin INIT(= NULL);	/* previous window */
+# define W_NEXT(wp) ((wp)->w_next)
+# define FOR_ALL_WINDOWS(wp) for (wp = firstwin; wp != NULL; wp = wp->w_next)
+#else
+# define firstwin curwin
+# define lastwin curwin
+# define W_NEXT(wp) NULL
+# define FOR_ALL_WINDOWS(wp) wp = curwin;
+#endif
+EXTERN win_T	*curwin;	/* currently active window */
+
+/*
+ * The window layout is kept in a tree of frames.  topframe points to the top
+ * of the tree.
+ */
+EXTERN frame_T	*topframe;	/* top of the window frame tree */
+
+/*
+ * All buffers are linked in a list. 'firstbuf' points to the first entry,
+ * 'lastbuf' to the last entry and 'curbuf' to the currently active buffer.
+ */
+EXTERN buf_T	*firstbuf INIT(= NULL);	/* first buffer */
+EXTERN buf_T	*lastbuf INIT(= NULL);	/* last buffer */
+EXTERN buf_T	*curbuf INIT(= NULL);	/* currently active buffer */
+
+/*
+ * List of files being edited (global argument list).  curwin->w_alist points
+ * to this when the window is using the global argument list.
+ */
+EXTERN alist_T	global_alist;	/* global argument list */
+EXTERN int	arg_had_last INIT(= FALSE); /* accessed last file in
+					       global_alist */
+
+EXTERN int	ru_col;		/* column for ruler */
+#ifdef FEAT_STL_OPT
+EXTERN int	ru_wid;		/* 'rulerfmt' width of ruler when non-zero */
+#endif
+EXTERN int	sc_col;		/* column for shown command */
+
+#ifdef TEMPDIRNAMES
+EXTERN char_u	*vim_tempdir INIT(= NULL); /* Name of Vim's own temp dir.
+					      Ends in a slash. */
+#endif
+
+/*
+ * When starting or exiting some things are done differently (e.g. screen
+ * updating).
+ */
+EXTERN int	starting INIT(= NO_SCREEN);
+				/* first NO_SCREEN, then NO_BUFFERS and then
+				 * set to 0 when starting up finished */
+EXTERN int	exiting INIT(= FALSE);
+				/* TRUE when abandoning Vim */
+EXTERN int	full_screen INIT(= FALSE);
+				/* TRUE when doing full-screen output
+				 * otherwise only writing some messages */
+
+EXTERN int	restricted INIT(= FALSE);
+				/* TRUE when started as "rvim" */
+EXTERN int	secure INIT(= FALSE);
+				/* non-zero when only "safe" commands are
+				 * allowed, e.g. when sourcing .exrc or .vimrc
+				 * in current directory */
+
+#ifdef FEAT_EVAL
+# define HAVE_SANDBOX
+EXTERN int	sandbox INIT(= 0);
+				/* non-zero when evaluating an expression in a
+				 * "sandbox".  Not allowed to change the
+				 * buffer. */
+#endif
+
+EXTERN int	silent_mode INIT(= FALSE);
+				/* set to TRUE when "-s" commandline argument
+				 * used for ex */
+
+#ifdef FEAT_VISUAL
+EXTERN pos_T	VIsual;		/* start position of active Visual selection */
+EXTERN int	VIsual_active INIT(= FALSE);
+				/* whether Visual mode is active */
+EXTERN int	VIsual_select INIT(= FALSE);
+				/* whether Select mode is active */
+EXTERN int	VIsual_reselect;
+				/* whether to restart the selection after a
+				 * Select mode mapping or menu */
+
+EXTERN int	VIsual_mode INIT(= 'v');
+				/* type of Visual mode */
+
+EXTERN int	redo_VIsual_busy INIT(= FALSE);
+				/* TRUE when redoing Visual */
+#endif
+
+#ifdef FEAT_MOUSE
+/*
+ * When pasting text with the middle mouse button in visual mode with
+ * restart_edit set, remember where it started so we can set Insstart.
+ */
+EXTERN pos_T	where_paste_started;
+#endif
+
+/*
+ * This flag is used to make auto-indent work right on lines where only a
+ * <RETURN> or <ESC> is typed. It is set when an auto-indent is done, and
+ * reset when any other editing is done on the line. If an <ESC> or <RETURN>
+ * is received, and did_ai is TRUE, the line is truncated.
+ */
+EXTERN int     did_ai INIT(= FALSE);
+
+/*
+ * Column of first char after autoindent.  0 when no autoindent done.  Used
+ * when 'backspace' is 0, to avoid backspacing over autoindent.
+ */
+EXTERN colnr_T	ai_col INIT(= 0);
+
+#ifdef FEAT_COMMENTS
+/*
+ * This is a character which will end a start-middle-end comment when typed as
+ * the first character on a new line.  It is taken from the last character of
+ * the "end" comment leader when the COM_AUTO_END flag is given for that
+ * comment end in 'comments'.  It is only valid when did_ai is TRUE.
+ */
+EXTERN int     end_comment_pending INIT(= NUL);
+#endif
+
+#ifdef FEAT_SCROLLBIND
+/*
+ * This flag is set after a ":syncbind" to let the check_scrollbind() function
+ * know that it should not attempt to perform scrollbinding due to the scroll
+ * that was a result of the ":syncbind." (Otherwise, check_scrollbind() will
+ * undo some of the work done by ":syncbind.")  -ralston
+ */
+EXTERN int     did_syncbind INIT(= FALSE);
+#endif
+
+#ifdef FEAT_SMARTINDENT
+/*
+ * This flag is set when a smart indent has been performed. When the next typed
+ * character is a '{' the inserted tab will be deleted again.
+ */
+EXTERN int	did_si INIT(= FALSE);
+
+/*
+ * This flag is set after an auto indent. If the next typed character is a '}'
+ * one indent will be removed.
+ */
+EXTERN int	can_si INIT(= FALSE);
+
+/*
+ * This flag is set after an "O" command. If the next typed character is a '{'
+ * one indent will be removed.
+ */
+EXTERN int	can_si_back INIT(= FALSE);
+#endif
+
+EXTERN pos_T	saved_cursor		/* w_cursor before formatting text. */
+# ifdef DO_INIT
+	= INIT_POS_T
+# endif
+	;
+
+/*
+ * Stuff for insert mode.
+ */
+EXTERN pos_T	Insstart;		/* This is where the latest
+					 * insert/append mode started. */
+#ifdef FEAT_VREPLACE
+/*
+ * Stuff for VREPLACE mode.
+ */
+EXTERN int	orig_line_count INIT(= 0);  /* Line count when "gR" started */
+EXTERN int	vr_lines_changed INIT(= 0); /* #Lines changed by "gR" so far */
+#endif
+
+#if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
+/* argument to SETJMP() for handling X IO errors */
+EXTERN JMP_BUF x_jump_env;
+#endif
+
+#if defined(HAVE_SETJMP_H)
+/*
+ * Stuff for setjmp() and longjmp().
+ * Used to protect areas where we could crash.
+ */
+EXTERN JMP_BUF lc_jump_env;	/* argument to SETJMP() */
+#ifdef SIGHASARG
+EXTERN int lc_signal;		/* catched signal number, 0 when no was signal
+				   catched; used for mch_libcall() */
+#endif
+EXTERN int lc_active INIT(= FALSE); /* TRUE when lc_jump_env is valid. */
+#endif
+
+#if defined(FEAT_MBYTE) || defined(FEAT_POSTSCRIPT)
+/*
+ * These flags are set based upon 'fileencoding'.
+ * Note that "enc_utf8" is also set for "unicode", because the characters are
+ * internally stored as UTF-8 (to avoid trouble with NUL bytes).
+ */
+# define DBCS_JPN	932	/* japan */
+# define DBCS_JPNU	9932	/* euc-jp */
+# define DBCS_KOR	949	/* korea */
+# define DBCS_KORU	9949	/* euc-kr */
+# define DBCS_CHS	936	/* chinese */
+# define DBCS_CHSU	9936	/* euc-cn */
+# define DBCS_CHT	950	/* taiwan */
+# define DBCS_CHTU	9950	/* euc-tw */
+# define DBCS_2BYTE	1	/* 2byte- */
+# define DBCS_DEBUG	-1
+#endif
+
+#ifdef FEAT_MBYTE
+EXTERN int	enc_dbcs INIT(= 0);		/* One of DBCS_xxx values if
+						   DBCS encoding */
+EXTERN int	enc_unicode INIT(= 0);	/* 2: UCS-2 or UTF-16, 4: UCS-4 */
+EXTERN int	enc_utf8 INIT(= FALSE);		/* UTF-8 encoded Unicode */
+# ifdef WIN3264
+/* Codepage nr of 'encoding'.  Negative means it's not been set yet, zero
+ * means 'encoding' is not a valid codepage. */
+EXTERN int	enc_codepage INIT(= -1);
+# endif
+EXTERN int	has_mbyte INIT(= 0);		/* any multi-byte encoding */
+
+#if defined(WIN3264) && defined(FEAT_MBYTE)
+EXTERN int	wide_WindowProc INIT(= FALSE);	/* use wide WindowProc() */
+#endif
+
+/*
+ * To speed up BYTELEN() we fill a table with the byte lengths whenever
+ * enc_utf8 or enc_dbcs changes.
+ */
+EXTERN char	mb_bytelen_tab[256];
+
+/* Variables that tell what conversion is used for keyboard input and display
+ * output. */
+EXTERN vimconv_T input_conv;			/* type of input conversion */
+EXTERN vimconv_T output_conv;			/* type of output conversion */
+
+/*
+ * Function pointers, used to quickly get to the right function.  Each has
+ * three possible values: latin_ (8-bit), utfc_ or utf_ (utf-8) and dbcs_
+ * (DBCS).
+ * The value is set in mb_init();
+ */
+EXTERN int (*mb_ptr2len_check) __ARGS((char_u *p)) INIT(= latin_ptr2len_check);
+EXTERN int (*mb_char2len) __ARGS((int c)) INIT(= latin_char2len);
+EXTERN int (*mb_char2bytes) __ARGS((int c, char_u *buf)) INIT(= latin_char2bytes);
+EXTERN int (*mb_ptr2cells) __ARGS((char_u *p)) INIT(= latin_ptr2cells);
+EXTERN int (*mb_char2cells) __ARGS((int c)) INIT(= latin_char2cells);
+EXTERN int (*mb_off2cells) __ARGS((unsigned off)) INIT(= latin_off2cells);
+EXTERN int (*mb_ptr2char) __ARGS((char_u *p)) INIT(= latin_ptr2char);
+EXTERN int (*mb_head_off) __ARGS((char_u *base, char_u *p)) INIT(= latin_head_off);
+
+# if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
+/* Pointers to functions and variables to be loaded at runtime */
+EXTERN size_t (*iconv) (iconv_t cd, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft);
+EXTERN iconv_t (*iconv_open) (const char *tocode, const char *fromcode);
+EXTERN int (*iconv_close) (iconv_t cd);
+EXTERN int (*iconvctl) (iconv_t cd, int request, void *argument);
+EXTERN int* (*iconv_errno) (void);
+# endif
+
+#endif /* FEAT_MBYTE */
+
+#ifdef FEAT_XIM
+# ifdef FEAT_GUI_GTK
+#  ifdef HAVE_GTK2
+EXTERN GtkIMContext	*xic INIT(= NULL);
+#  else
+EXTERN GdkICAttr	*xic_attr INIT(= NULL);
+EXTERN GdkIC		*xic INIT(= NULL);
+EXTERN char		*draw_feedback INIT(= NULL);
+#  endif
+/*
+ * Start and end column of the preedit area in virtual columns from the start
+ * of the text line.  When there is no preedit area they are set to MAXCOL.
+ * "preedit_end_col" is needed for coloring the preedited string.  Drawing the
+ * color between "preedit_start_col" and curpos did not work, because some XIM
+ * set the cursor position to the first char of the string.
+ */
+EXTERN colnr_T		preedit_start_col INIT(= MAXCOL);
+EXTERN colnr_T		preedit_end_col INIT(= MAXCOL);
+
+/* "xim_changed_while_preediting" is set when changed() can set the 'modified'
+ * flag even while preediting. */
+EXTERN int		xim_changed_while_preediting INIT(= FALSE);
+# else
+EXTERN XIC		xic INIT(= NULL);
+# endif
+EXTERN guicolor_T	xim_fg_color INIT(= INVALCOLOR);
+EXTERN guicolor_T	xim_bg_color INIT(= INVALCOLOR);
+#endif
+
+#ifdef FEAT_HANGULIN
+EXTERN int		composing_hangul INIT(= 0);
+EXTERN char_u		composing_hangul_buffer[5];
+#endif
+
+/*
+ * "State" is the main state of Vim.
+ * There are other variables that modify the state:
+ * "Visual_mode"    When State is NORMAL or INSERT.
+ * "finish_op"	    When State is NORMAL, after typing the operator and before
+ *		    typing the motion command.
+ */
+EXTERN int	State INIT(= NORMAL);	/* This is the current state of the
+					 * command interpreter. */
+
+EXTERN int	finish_op INIT(= FALSE);/* TRUE while an operator is pending */
+
+/*
+ * ex mode (Q) state
+ */
+EXTERN int exmode_active INIT(= 0);	/* zero, EXMODE_NORMAL or EXMODE_VIM */
+EXTERN int ex_no_reprint INIT(= FALSE); /* no need to print after z or p */
+
+EXTERN int	Recording INIT(= FALSE);/* TRUE when recording into a reg. */
+EXTERN int	Exec_reg INIT(= FALSE);	/* TRUE when executing a register */
+
+EXTERN int	no_mapping INIT(= FALSE);   /* currently no mapping allowed */
+EXTERN int	no_zero_mapping INIT(= 0);  /* mapping zero not allowed */
+EXTERN int	allow_keys INIT(= FALSE);   /* allow key codes when no_mapping
+					     * is set */
+EXTERN int	no_u_sync INIT(= 0);	/* Don't call u_sync() */
+
+EXTERN int	restart_edit INIT(= 0);	/* call edit when next cmd finished */
+EXTERN int	arrow_used;		/* Normally FALSE, set to TRUE after
+					 * hitting cursor key in insert mode.
+					 * Used by vgetorpeek() to decide when
+					 * to call u_sync() */
+#ifdef FEAT_INS_EXPAND
+EXTERN char_u	*edit_submode INIT(= NULL); /* msg for CTRL-X submode */
+EXTERN char_u	*edit_submode_pre INIT(= NULL); /* prepended to edit_submode */
+EXTERN char_u	*edit_submode_extra INIT(= NULL);/* appended to edit_submode */
+EXTERN enum hlf_value	edit_submode_highl; /* highl. method for extra info */
+EXTERN int	ctrl_x_mode INIT(= 0);	/* Which Ctrl-X mode are we in? */
+#endif
+
+EXTERN int	no_abbr INIT(= TRUE);	/* TRUE when no abbreviations loaded */
+#ifdef MSDOS
+EXTERN int	beep_count INIT(= 0);	/* nr of beeps since last char typed */
+#endif
+
+#ifdef USE_EXE_NAME
+EXTERN char_u	*exe_name;		/* the name of the executable */
+#endif
+
+#ifdef USE_ON_FLY_SCROLL
+EXTERN int	dont_scroll INIT(= FALSE);/* don't use scrollbars when TRUE */
+#endif
+EXTERN int	mapped_ctrl_c INIT(= FALSE); /* CTRL-C is mapped */
+EXTERN int	ctrl_c_interrupts INIT(= TRUE);	/* CTRL-C sets got_int */
+
+EXTERN cmdmod_T	cmdmod;			/* Ex command modifiers */
+
+EXTERN int	msg_silent INIT(= 0);	/* don't print messages */
+EXTERN int	emsg_silent INIT(= 0);	/* don't print error messages */
+EXTERN int	cmd_silent INIT(= FALSE); /* don't echo the command line */
+
+#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
+EXTERN int	swap_exists_action INIT(= 0);	/* use dialog when swap file
+						   already exists */
+#endif
+
+EXTERN char_u	*IObuff;		/* sprintf's are done in this buffer,
+					   size is IOSIZE */
+EXTERN char_u	*NameBuff;		/* file names are expanded in this
+					 * buffer, size is MAXPATHL */
+EXTERN char_u	msg_buf[MSG_BUF_LEN];	/* small buffer for messages */
+
+/* When non-zero, postpone redrawing. */
+EXTERN int	RedrawingDisabled INIT(= 0);
+
+EXTERN int	readonlymode INIT(= FALSE); /* Set to TRUE for "view" */
+EXTERN int	recoverymode INIT(= FALSE); /* Set to TRUE for "-r" option */
+
+EXTERN struct buffheader stuffbuff	/* stuff buffer */
+#ifdef DO_INIT
+		    = {{NULL, {NUL}}, NULL, 0, 0}
+#endif
+		    ;
+EXTERN typebuf_T typebuf		/* typeahead buffer */
+#ifdef DO_INIT
+		    = {NULL, NULL}
+#endif
+		    ;
+#ifdef FEAT_EX_EXTRA
+EXTERN int	ex_normal_busy INIT(= 0); /* recursivenes of ex_normal() */
+#endif
+EXTERN int	stop_insert_mode;	/* for ":stopinsert" and 'insertmode' */
+
+EXTERN int	KeyTyped;		/* TRUE if user typed current char */
+EXTERN int	KeyStuffed;		/* TRUE if current char from stuffbuf */
+#ifdef USE_IM_CONTROL
+EXTERN int	vgetc_im_active;	/* Input Method was active for last
+					   character obtained from vgetc() */
+#endif
+EXTERN int	maptick INIT(= 0);	/* tick for each non-mapped char */
+
+EXTERN char_u	chartab[256];		/* table used in charset.c; See
+					   init_chartab() for explanation */
+
+EXTERN int	must_redraw INIT(= 0);	    /* type of redraw necessary */
+EXTERN int	skip_redraw INIT(= FALSE);  /* skip redraw once */
+EXTERN int	do_redraw INIT(= FALSE);    /* extra redraw once */
+
+EXTERN int	need_highlight_changed INIT(= TRUE);
+EXTERN char_u	*use_viminfo INIT(= NULL);  /* name of viminfo file to use */
+
+#define NSCRIPT 15
+EXTERN FILE	*scriptin[NSCRIPT];	    /* streams to read script from */
+EXTERN int	curscript INIT(= 0);	    /* index in scriptin[] */
+EXTERN FILE	*scriptout  INIT(= NULL);   /* stream to write script to */
+EXTERN int	read_cmd_fd INIT(= 0);	    /* fd to read commands from */
+
+EXTERN int	got_int INIT(= FALSE);	    /* set to TRUE when interrupt
+						signal occurred */
+#ifdef USE_TERM_CONSOLE
+EXTERN int	term_console INIT(= FALSE); /* set to TRUE when console used */
+#endif
+EXTERN int	termcap_active INIT(= FALSE);	/* set by starttermcap() */
+EXTERN int	cur_tmode INIT(= TMODE_COOK);	/* input terminal mode */
+EXTERN int	bangredo INIT(= FALSE);	    /* set to TRUE whith ! command */
+EXTERN int	searchcmdlen;		    /* length of previous search cmd */
+EXTERN int	reg_syn INIT(= 0);	    /* vim_regexec() used for syntax */
+#ifdef FEAT_SYN_HL
+EXTERN int	reg_do_extmatch INIT(= 0);  /* Used when compiling regexp:
+					     * REX_SET to allow \z\(...\),
+					     * REX_USE to allow \z\1 et al. */
+EXTERN reg_extmatch_T *re_extmatch_in INIT(= NULL); /* Used by vim_regexec():
+					     * strings for \z\1...\z\9 */
+EXTERN reg_extmatch_T *re_extmatch_out INIT(= NULL); /* Set by vim_regexec()
+					     * to store \z\(...\) matches */
+#endif
+
+EXTERN int	did_outofmem_msg INIT(= FALSE);
+					    /* set after out of memory msg */
+EXTERN int	did_swapwrite_msg INIT(= FALSE);
+					    /* set after swap write error msg */
+EXTERN int	undo_off INIT(= FALSE);	    /* undo switched off for now */
+EXTERN int	global_busy INIT(= 0);	    /* set when :global is executing */
+EXTERN int	listcmd_busy INIT(= FALSE); /* set when :argdo, :windo or
+					       :bufdo is executing */
+EXTERN int	need_start_insertmode INIT(= FALSE);
+					    /* start insert mode soon */
+EXTERN char_u	*last_cmdline INIT(= NULL); /* last command line (for ":) */
+EXTERN char_u	*repeat_cmdline INIT(= NULL); /* command line for "." */
+#ifdef FEAT_CMDHIST
+EXTERN char_u	*new_last_cmdline INIT(= NULL);	/* new value for last_cmdline */
+#endif
+#ifdef FEAT_AUTOCMD
+EXTERN char_u	*autocmd_fname INIT(= NULL); /* fname for <afile> on cmdline */
+EXTERN int	autocmd_bufnr INIT(= 0);     /* fnum for <abuf> on cmdline */
+EXTERN char_u	*autocmd_match INIT(= NULL); /* name for <amatch> on cmdline */
+#endif
+
+#ifdef FEAT_WINDOWS
+EXTERN int	postponed_split INIT(= 0);  /* for CTRL-W CTRL-] command */
+EXTERN int	postponed_split_flags INIT(= 0);  /* args for win_split() */
+# ifdef FEAT_QUICKFIX
+EXTERN int	g_do_tagpreview INIT(= 0);  /* for tag preview commands:
+					       height of preview window */
+# endif
+#endif
+EXTERN int	replace_offset INIT(= 0);   /* offset for replace_push() */
+
+EXTERN char_u	*escape_chars INIT(= (char_u *)" \t\\\"|");
+					    /* need backslash in cmd line */
+
+EXTERN int	keep_help_flag INIT(= FALSE); /* doing :ta from help file */
+
+/*
+ * When a string option is NULL (which only happens in out-of-memory
+ * situations), it is set to empty_option, to avoid having to check for NULL
+ * everywhere.
+ */
+EXTERN char_u	*empty_option INIT(= (char_u *)"");
+
+#ifdef DEBUG
+EXTERN FILE *debugfp INIT(= NULL);
+#endif
+
+EXTERN int  redir_off INIT(= FALSE);	/* no redirection for a moment */
+EXTERN FILE *redir_fd INIT(= NULL);	/* message redirection file */
+#ifdef FEAT_EVAL
+EXTERN int  redir_reg INIT(= 0);	/* message redirection register */
+#endif
+
+#ifdef FEAT_LANGMAP
+EXTERN char_u	langmap_mapchar[256];	/* mapping for language keys */
+#endif
+
+#ifdef FEAT_WILDMENU
+EXTERN int  save_p_ls INIT(= -1);	/* Save 'laststatus' setting */
+EXTERN int  save_p_wmh INIT(= -1);	/* Save 'winminheight' setting */
+EXTERN int  wild_menu_showing INIT(= 0);
+#define WM_SHOWN	1		/* wildmenu showing */
+#define WM_SCROLLED	2		/* wildmenu showing with scroll */
+#endif
+
+#ifdef MSWIN
+EXTERN char_u	toupper_tab[256];	/* table for toupper() */
+EXTERN char_u	tolower_tab[256];	/* table for tolower() */
+#endif
+
+#ifdef FEAT_LINEBREAK
+EXTERN char	breakat_flags[256];	/* which characters are in 'breakat' */
+#endif
+
+/* these are in version.c */
+extern char *Version;
+extern char *mediumVersion;
+#if defined(HAVE_DATE_TIME) && defined(VMS) && defined(VAXC)
+extern char longVersion[];
+#else
+extern char *longVersion;
+#endif
+
+/*
+ * Some file names are stored in pathdef.c, which is generated from the
+ * Makefile to make their value depend on the Makefile.
+ */
+#ifdef HAVE_PATHDEF
+extern char_u *default_vim_dir;
+extern char_u *default_vimruntime_dir;
+extern char_u *all_cflags;
+extern char_u *all_lflags;
+# ifdef VMS
+extern char_u *compiler_version;
+# endif
+extern char_u *compiled_user;
+extern char_u *compiled_sys;
+#endif
+
+/* When a window has a local directory, the absolute path of the global
+ * current directory is stored here (in allocated memory).  If the current
+ * directory is not a local directory, globaldir is NULL. */
+EXTERN char_u	*globaldir INIT(= NULL);
+
+/* Characters from 'listchars' option */
+EXTERN int	lcs_eol INIT(= '$');
+EXTERN int	lcs_ext INIT(= NUL);
+EXTERN int	lcs_prec INIT(= NUL);
+EXTERN int	lcs_tab1 INIT(= NUL);
+EXTERN int	lcs_tab2 INIT(= NUL);
+EXTERN int	lcs_trail INIT(= NUL);
+
+#if defined(FEAT_WINDOWS) || defined(FEAT_WILDMENU) || defined(FEAT_STL_OPT) \
+	|| defined(FEAT_FOLDING)
+/* Characters from 'fillchars' option */
+EXTERN int	fill_stl INIT(= ' ');
+EXTERN int	fill_stlnc INIT(= ' ');
+#endif
+#if defined(FEAT_WINDOWS) || defined(FEAT_FOLDING)
+EXTERN int	fill_vert INIT(= ' ');
+EXTERN int	fill_fold INIT(= '-');
+EXTERN int	fill_diff INIT(= '-');
+#endif
+
+#ifdef FEAT_VISUAL
+/* Whether 'keymodel' contains "stopsel" and "startsel". */
+EXTERN int	km_stopsel INIT(= FALSE);
+EXTERN int	km_startsel INIT(= FALSE);
+#endif
+
+#ifdef FEAT_CMDWIN
+EXTERN int	cedit_key INIT(= -1);	/* key value of 'cedit' option */
+EXTERN int	cmdwin_type INIT(= 0);	/* type of cmdline window or 0 */
+EXTERN int	cmdwin_result INIT(= 0); /* result of cmdline window or 0 */
+#endif
+
+EXTERN char_u no_lines_msg[]	INIT(= N_("--No lines in buffer--"));
+
+/* table to store parsed 'wildmode' */
+EXTERN char_u	wim_flags[4];
+
+#if defined(FEAT_TITLE) && defined(FEAT_STL_OPT)
+/* whether titlestring and iconstring contains statusline syntax */
+# define STL_IN_ICON	1
+# define STL_IN_TITLE	2
+EXTERN int      stl_syntax INIT(= 0);
+#endif
+
+#ifdef FEAT_SEARCH_EXTRA
+/* don't use 'hlsearch' temporarily */
+EXTERN int	no_hlsearch INIT(= FALSE);
+#endif
+
+#ifdef CURSOR_SHAPE
+/* the table is in misc2.c, because of initializations */
+extern cursorentry_T shape_table[SHAPE_IDX_COUNT];
+#endif
+
+#ifdef FEAT_PRINTER
+# define OPT_PRINT_TOP		0
+# define OPT_PRINT_BOT		1
+# define OPT_PRINT_LEFT		2
+# define OPT_PRINT_RIGHT	3
+# define OPT_PRINT_HEADERHEIGHT	4
+# define OPT_PRINT_SYNTAX	5
+# define OPT_PRINT_NUMBER	6
+# define OPT_PRINT_WRAP		7
+# define OPT_PRINT_DUPLEX	8
+# define OPT_PRINT_PORTRAIT	9
+# define OPT_PRINT_PAPER	10
+# define OPT_PRINT_COLLATE	11
+# define OPT_PRINT_JOBSPLIT	12
+# define OPT_PRINT_FORMFEED	13
+
+# define OPT_PRINT_NUM_OPTIONS	14
+
+EXTERN option_table_T printer_opts[OPT_PRINT_NUM_OPTIONS]
+# ifdef DO_INIT
+ =
+{
+    {"top",	TRUE, 0, NULL, 0, FALSE},
+    {"bottom",	TRUE, 0, NULL, 0, FALSE},
+    {"left",	TRUE, 0, NULL, 0, FALSE},
+    {"right",	TRUE, 0, NULL, 0, FALSE},
+    {"header",	TRUE, 0, NULL, 0, FALSE},
+    {"syntax",	FALSE, 0, NULL, 0, FALSE},
+    {"number",	FALSE, 0, NULL, 0, FALSE},
+    {"wrap",	FALSE, 0, NULL, 0, FALSE},
+    {"duplex",	FALSE, 0, NULL, 0, FALSE},
+    {"portrait", FALSE, 0, NULL, 0, FALSE},
+    {"paper",	FALSE, 0, NULL, 0, FALSE},
+    {"collate",	FALSE, 0, NULL, 0, FALSE},
+    {"jobsplit", FALSE, 0, NULL, 0, FALSE},
+    {"formfeed", FALSE, 0, NULL, 0, FALSE},
+}
+# endif
+;
+
+/* For prt_get_unit(). */
+# define PRT_UNIT_NONE	-1
+# define PRT_UNIT_PERC	0
+# define PRT_UNIT_INCH	1
+# define PRT_UNIT_MM	2
+# define PRT_UNIT_POINT	3
+# define PRT_UNIT_NAMES {"pc", "in", "mm", "pt"}
+#endif
+
+#ifdef FEAT_XCLIPBOARD
+EXTERN char	*xterm_display INIT(= NULL);	/* xterm display name */
+EXTERN Display	*xterm_dpy INIT(= NULL);	/* xterm display pointer */
+#endif
+#if defined(FEAT_XCLIPBOARD) || defined(FEAT_GUI_X11)
+EXTERN XtAppContext app_context INIT(= (XtAppContext)NULL);
+#endif
+
+#ifdef FEAT_GUI_GTK
+EXTERN guint32	gtk_socket_id INIT(= 0);
+EXTERN int	echo_wid_arg INIT(= FALSE);	/* --echo-wid argument */
+#endif
+
+#ifdef FEAT_CLIENTSERVER
+EXTERN char_u	*serverName INIT(= NULL);	/* name of the server */
+EXTERN int	received_from_client INIT(= FALSE);	/* received text from
+							   client */
+# ifdef FEAT_X11
+EXTERN Window	commWindow INIT(= None);
+EXTERN Window	clientWindow INIT(= None);
+EXTERN Atom	commProperty INIT(= None);
+EXTERN char_u	*serverDelayedStartName INIT(= NULL);
+# else
+# ifdef PROTO
+typedef int HWND;
+# endif
+EXTERN HWND	clientWindow INIT(= 0);
+# endif
+#endif
+
+#if defined(UNIX) || defined(VMS)
+EXTERN int	term_is_xterm INIT(= FALSE);	/* xterm-like 'term' */
+#endif
+
+#ifdef BACKSLASH_IN_FILENAME
+EXTERN char	psepc INIT(= '\\');	/* normal path separator character */
+EXTERN char	psepcN INIT(= '/');	/* abnormal path separator character */
+EXTERN char	pseps[2]		/* normal path separator string */
+# ifdef DO_INIT
+			= {'\\', 0}
+# endif
+			;
+EXTERN char	psepsN[2]		/* abnormal path separator string */
+# ifdef DO_INIT
+			= {'/', 0}
+# endif
+			;
+#endif
+
+#ifdef FEAT_VIRTUALEDIT
+/* Set to TRUE when an operator is being executed with virtual editing, MAYBE
+ * when no operator is being executed, FALSE otherwise. */
+EXTERN int	virtual_op INIT(= MAYBE);
+#endif
+
+#ifdef FEAT_SYN_HL
+/* Display tick, incremented for each call to update_screen() */
+EXTERN disptick_T	display_tick INIT(= 0);
+#endif
+
+#ifdef ALT_X_INPUT
+/* we need to be able to go into the displatch loop while processing a command
+ * recevied via alternate input. However, we don't want to process another
+ * command until the first is completed.
+ */
+EXTERN int	suppress_alternate_input INIT(= FALSE);
+#endif
+
+#ifdef USE_MCH_ERRMSG
+/* Grow array to collect error messages in until they can be displayed. */
+EXTERN garray_T error_ga
+# ifdef DO_INIT
+	= {0, 0, 0, 0, NULL}
+# endif
+	;
+#endif
+
+#ifdef FEAT_NETBEANS_INTG
+EXTERN char *netbeansArg INIT(= NULL);	/* the -nb[:host:port:passwd] arg */
+EXTERN int netbeansCloseFile INIT(= 0);	/* send killed if != 0 */
+EXTERN int netbeansFireChanges INIT(= 1); /* send buffer changes if != 0 */
+EXTERN int netbeansForcedQuit INIT(= 0);/* don't write modified files */
+EXTERN int netbeansOpenFile INIT(= 1);	/* send fileOpened if != 0 */
+EXTERN int netbeansReadFile INIT(= 1);	/* OK to read from disk if != 0 */
+EXTERN int netbeansSuppressNoLines INIT(= 0); /* skip "No lines in buffer" */
+EXTERN int usingNetbeans INIT(= 0);	/* set if -nb flag is used */
+#endif
+
+/*
+ * The error messages that can be shared are included here.
+ * Excluded are errors that are only used once and debugging messages.
+ */
+EXTERN char_u e_abort[]		INIT(=N_("E470: Command aborted"));
+EXTERN char_u e_argreq[]	INIT(=N_("E471: Argument required"));
+EXTERN char_u e_backslash[]	INIT(=N_("E10: \\ should be followed by /, ? or &"));
+#ifdef FEAT_CMDWIN
+EXTERN char_u e_cmdwin[]	INIT(=N_("E11: Invalid in command-line window; <CR> executes, CTRL-C quits"));
+#endif
+EXTERN char_u e_curdir[]	INIT(=N_("E12: Command not allowed from exrc/vimrc in current dir or tag search"));
+#ifdef FEAT_EVAL
+EXTERN char_u e_endif[]		INIT(=N_("E171: Missing :endif"));
+EXTERN char_u e_endtry[]	INIT(=N_("E600: Missing :endtry"));
+EXTERN char_u e_endwhile[]	INIT(=N_("E170: Missing :endwhile"));
+EXTERN char_u e_while[]		INIT(=N_("E588: :endwhile without :while"));
+#endif
+EXTERN char_u e_exists[]	INIT(=N_("E13: File exists (add ! to override)"));
+EXTERN char_u e_failed[]	INIT(=N_("E472: Command failed"));
+#if defined(FEAT_GUI) && defined(FEAT_XFONTSET)
+EXTERN char_u e_fontset[]	INIT(=N_("E234: Unknown fontset: %s"));
+#endif
+#if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) || defined(MACOS) \
+	|| defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MSWIN)
+EXTERN char_u e_font[]		INIT(=N_("E235: Unknown font: %s"));
+#endif
+#if (defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK)) && !defined(HAVE_GTK2)
+EXTERN char_u e_fontwidth[]	INIT(=N_("E236: Font \"%s\" is not fixed-width"));
+#endif
+EXTERN char_u e_internal[]	INIT(=N_("E473: Internal error"));
+EXTERN char_u e_interr[]	INIT(=N_("Interrupted"));
+EXTERN char_u e_invaddr[]	INIT(=N_("E14: Invalid address"));
+EXTERN char_u e_invarg[]	INIT(=N_("E474: Invalid argument"));
+EXTERN char_u e_invarg2[]	INIT(=N_("E475: Invalid argument: %s"));
+#ifdef FEAT_EVAL
+EXTERN char_u e_invexpr2[]	INIT(=N_("E15: Invalid expression: %s"));
+#endif
+EXTERN char_u e_invrange[]	INIT(=N_("E16: Invalid range"));
+EXTERN char_u e_invcmd[]	INIT(=N_("E476: Invalid command"));
+#ifdef UNIX
+EXTERN char_u e_isadir2[]	INIT(=N_("E17: \"%s\" is a directory"));
+#endif
+#ifdef FEAT_EVAL
+EXTERN char_u e_letunexp[]	INIT(=N_("E18: Unexpected characters before '='"));
+#endif
+#ifdef FEAT_LIBCALL
+EXTERN char_u e_libcall[]	INIT(=N_("E364: Library call failed for \"%s()\""));
+#endif
+#if defined(DYNAMIC_PERL) || defined(DYNAMIC_PYTHON) || defined(DYNAMIC_RUBY) \
+	|| defined(DYNAMIC_TCL) || defined(DYNAMIC_ICONV) \
+	|| defined(DYNAMIC_GETTEXT)
+EXTERN char_u e_loadlib[]	INIT(=N_("E370: Could not load library %s"));
+EXTERN char_u e_loadfunc[]	INIT(=N_("E448: Could not load library function %s"));
+#endif
+EXTERN char_u e_markinval[]	INIT(=N_("E19: Mark has invalid line number"));
+EXTERN char_u e_marknotset[]	INIT(=N_("E20: Mark not set"));
+EXTERN char_u e_modifiable[]	INIT(=N_("E21: Cannot make changes, 'modifiable' is off"));
+EXTERN char_u e_nesting[]	INIT(=N_("E22: Scripts nested too deep"));
+EXTERN char_u e_noalt[]		INIT(=N_("E23: No alternate file"));
+EXTERN char_u e_noabbr[]	INIT(=N_("E24: No such abbreviation"));
+EXTERN char_u e_nobang[]	INIT(=N_("E477: No ! allowed"));
+#ifndef FEAT_GUI
+EXTERN char_u e_nogvim[]	INIT(=N_("E25: GUI cannot be used: Not enabled at compile time"));
+#endif
+#ifndef FEAT_RIGHTLEFT
+EXTERN char_u e_nohebrew[]	INIT(=N_("E26: Hebrew cannot be used: Not enabled at compile time\n"));
+#endif
+#ifndef FEAT_FKMAP
+EXTERN char_u e_nofarsi[]	INIT(=N_("E27: Farsi cannot be used: Not enabled at compile time\n"));
+#endif
+#ifndef FEAT_ARABIC
+EXTERN char_u e_noarabic[]	INIT(=N_("E800: Arabic cannot be used: Not enabled at compile time\n"));
+#endif
+#if defined(FEAT_SEARCH_EXTRA) || defined(FEAT_SYN_HL)
+EXTERN char_u e_nogroup[]	INIT(=N_("E28: No such highlight group name: %s"));
+#endif
+EXTERN char_u e_noinstext[]	INIT(=N_("E29: No inserted text yet"));
+EXTERN char_u e_nolastcmd[]	INIT(=N_("E30: No previous command line"));
+EXTERN char_u e_nomap[]		INIT(=N_("E31: No such mapping"));
+EXTERN char_u e_nomatch[]	INIT(=N_("E479: No match"));
+EXTERN char_u e_nomatch2[]	INIT(=N_("E480: No match: %s"));
+EXTERN char_u e_noname[]	INIT(=N_("E32: No file name"));
+EXTERN char_u e_nopresub[]	INIT(=N_("E33: No previous substitute regular expression"));
+EXTERN char_u e_noprev[]	INIT(=N_("E34: No previous command"));
+EXTERN char_u e_noprevre[]	INIT(=N_("E35: No previous regular expression"));
+EXTERN char_u e_norange[]	INIT(=N_("E481: No range allowed"));
+#ifdef FEAT_WINDOWS
+EXTERN char_u e_noroom[]	INIT(=N_("E36: Not enough room"));
+#endif
+#ifdef FEAT_CLIENTSERVER
+EXTERN char_u e_noserver[]	INIT(=N_("E247: no registered server named \"%s\""));
+#endif
+EXTERN char_u e_notcreate[]	INIT(=N_("E482: Can't create file %s"));
+EXTERN char_u e_notmp[]		INIT(=N_("E483: Can't get temp file name"));
+EXTERN char_u e_notopen[]	INIT(=N_("E484: Can't open file %s"));
+EXTERN char_u e_notread[]	INIT(=N_("E485: Can't read file %s"));
+EXTERN char_u e_nowrtmsg[]	INIT(=N_("E37: No write since last change (add ! to override)"));
+EXTERN char_u e_null[]		INIT(=N_("E38: Null argument"));
+#ifdef FEAT_DIGRAPHS
+EXTERN char_u e_number_exp[]	INIT(=N_("E39: Number expected"));
+#endif
+#ifdef FEAT_QUICKFIX
+EXTERN char_u e_openerrf[]	INIT(=N_("E40: Can't open errorfile %s"));
+#endif
+#if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11)
+EXTERN char_u e_opendisp[]	INIT(=N_("E233: cannot open display"));
+#endif
+EXTERN char_u e_outofmem[]	INIT(=N_("E41: Out of memory!"));
+#ifdef FEAT_INS_EXPAND
+EXTERN char_u e_patnotf[]	INIT(=N_("Pattern not found"));
+#endif
+EXTERN char_u e_patnotf2[]	INIT(=N_("E486: Pattern not found: %s"));
+EXTERN char_u e_positive[]	INIT(=N_("E487: Argument must be positive"));
+#if defined(UNIX) || defined(FEAT_SESSION)
+EXTERN char_u e_prev_dir[]	INIT(=N_("E459: Cannot go back to previous directory"));
+#endif
+
+#ifdef FEAT_QUICKFIX
+EXTERN char_u e_quickfix[]	INIT(=N_("E42: No Errors"));
+#endif
+EXTERN char_u e_re_damg[]	INIT(=N_("E43: Damaged match string"));
+EXTERN char_u e_re_corr[]	INIT(=N_("E44: Corrupted regexp program"));
+EXTERN char_u e_readonly[]	INIT(=N_("E45: 'readonly' option is set (add ! to override)"));
+#ifdef FEAT_EVAL
+EXTERN char_u e_readonlyvar[]	INIT(=N_("E46: Cannot set read-only variable \"%s\""));
+#endif
+#ifdef FEAT_QUICKFIX
+EXTERN char_u e_readerrf[]	INIT(=N_("E47: Error while reading errorfile"));
+#endif
+#ifdef HAVE_SANDBOX
+EXTERN char_u e_sandbox[]	INIT(=N_("E48: Not allowed in sandbox"));
+#endif
+EXTERN char_u e_secure[]	INIT(=N_("E523: Not allowed here"));
+#if defined(AMIGA) || defined(MACOS) || defined(MSWIN) || defined(RISCOS) \
+	|| defined(UNIX) || defined(VMS)
+EXTERN char_u e_screenmode[]	INIT(=N_("E359: Screen mode setting not supported"));
+#endif
+EXTERN char_u e_scroll[]	INIT(=N_("E49: Invalid scroll size"));
+EXTERN char_u e_shellempty[]	INIT(=N_("E91: 'shell' option is empty"));
+#if defined(FEAT_SIGN_ICONS) && !defined(HAVE_GTK2)
+EXTERN char_u e_signdata[]	INIT(=N_("E255: Couldn't read in sign data!"));
+#endif
+EXTERN char_u e_swapclose[]	INIT(=N_("E72: Close error on swap file"));
+EXTERN char_u e_tagstack[]	INIT(=N_("E73: tag stack empty"));
+EXTERN char_u e_toocompl[]	INIT(=N_("E74: Command too complex"));
+EXTERN char_u e_longname[]	INIT(=N_("E75: Name too long"));
+EXTERN char_u e_toomsbra[]	INIT(=N_("E76: Too many ["));
+EXTERN char_u e_toomany[]	INIT(=N_("E77: Too many file names"));
+EXTERN char_u e_trailing[]	INIT(=N_("E488: Trailing characters"));
+EXTERN char_u e_umark[]		INIT(=N_("E78: Unknown mark"));
+EXTERN char_u e_wildexpand[]	INIT(=N_("E79: Cannot expand wildcards"));
+#ifdef FEAT_WINDOWS
+EXTERN char_u e_winheight[]	INIT(=N_("E591: 'winheight' cannot be smaller than 'winminheight'"));
+# ifdef FEAT_VERTSPLIT
+EXTERN char_u e_winwidth[]	INIT(=N_("E592: 'winwidth' cannot be smaller than 'winminwidth'"));
+# endif
+#endif
+EXTERN char_u e_write[]		INIT(=N_("E80: Error while writing"));
+EXTERN char_u e_zerocount[]	INIT(=N_("Zero count"));
+#ifdef FEAT_EVAL
+EXTERN char_u e_usingsid[]	INIT(=N_("E81: Using <SID> not in a script context"));
+#endif
+#ifdef FEAT_CLIENTSERVER
+EXTERN char_u e_invexprmsg[]	INIT(=N_("E449: Invalid expression received"));
+#endif
+#ifdef FEAT_NETBEANS_INTG
+EXTERN char_u e_guarded[]	INIT(=N_("E463: Region is guarded, cannot modify"));
+#endif
+#ifdef MACOS_X_UNIX
+EXTERN short disallow_gui	INIT(= FALSE);
+#endif
+
+/*
+ * Comms. with the session manager (XSMP)
+ */
+#ifdef USE_XSMP
+EXTERN int xsmp_icefd INIT(= -1);   /* The actual connection */
+#endif
+
+/*
+ * Optional Farsi support.  Include it here, so EXTERN and INIT are defined.
+ */
+#ifdef FEAT_FKMAP
+# include "farsi.h"
+#endif
+
+/*
+ * Optional Arabic support. Include it here, so EXTERN and INIT are defined.
+ */
+#ifdef FEAT_ARABIC
+# include "arabic.h"
+#endif