patch 8.2.3699: the +title feature adds a lot of #ifdef but little code

Problem:    The +title feature adds a lot of #ifdef but little code.
Solution:   Graduate the +title feature.
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index c7b280f..6c589d1 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -4190,8 +4190,6 @@
 						*'icon'* *'noicon'*
 'icon'			boolean	(default off, on when title can be restored)
 			global
-			{not available when compiled without the |+title|
-			feature}
 	When on, the icon text of the window will be set to the value of
 	'iconstring' (if it is not empty), or to the name of the file
 	currently being edited.  Only the last part of the name is used.
@@ -4208,8 +4206,6 @@
 						*'iconstring'*
 'iconstring'		string	(default "")
 			global
-			{not available when compiled without the |+title|
-			feature}
 	When this option is not empty, it will be used for the icon text of
 	the window.  This happens only when the 'icon' option is on.
 	Only works if the terminal supports setting window icon text
@@ -8141,8 +8137,6 @@
 						*'title'* *'notitle'*
 'title'			boolean	(default off, on when title can be restored)
 			global
-			{not available when compiled without the |+title|
-			feature}
 	When on, the title of the window will be set to the value of
 	'titlestring' (if it is not empty), or to:
 		filename [+=-] (path) - VIM
@@ -8176,8 +8170,6 @@
 								*'titlelen'*
 'titlelen'		number	(default 85)
 			global
-			{not available when compiled without the |+title|
-			feature}
 	Gives the percentage of 'columns' to use for the length of the window
 	title.  When the title is longer, only the end of the path name is
 	shown.  A '<' character before the path name is used to indicate this.
@@ -8191,8 +8183,6 @@
 						*'titleold'*
 'titleold'		string	(default "Thanks for flying Vim")
 			global
-			{only available when compiled with the |+title|
-			feature}
 	This option will be used for the window title when exiting Vim if the
 	original title cannot be restored.  Only happens if 'title' is on or
 	'titlestring' is not empty.
@@ -8201,8 +8191,6 @@
 						*'titlestring'*
 'titlestring'		string	(default "")
 			global
-			{not available when compiled without the |+title|
-			feature}
 	When this option is not empty, it will be used for the title of the
 	window.  This happens only when the 'title' option is on.
 	Only works if the terminal supports setting window titles (currently
diff --git a/runtime/doc/various.txt b/runtime/doc/various.txt
index e9c6b7b..290eb4f 100644
--- a/runtime/doc/various.txt
+++ b/runtime/doc/various.txt
@@ -471,7 +471,7 @@
 N  *+textprop*		|text-properties|
    *+tgetent*		non-Unix only: able to use external termcap
 N  *+timers*		the |timer_start()| function
-N  *+title*		Setting the window 'title' and 'icon'
+N  *+title*		Setting the window 'title' and 'icon'; Always enabled
 N  *+toolbar*		|gui-toolbar|
 T  *+user_commands*	User-defined commands. |user-commands|
 			Always enabled since 8.1.1210.
diff --git a/src/alloc.c b/src/alloc.c
index d0901f4..42caa41 100644
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -421,9 +421,7 @@
 # endif
     }
 
-# ifdef FEAT_TITLE
     free_titles();
-# endif
 # if defined(FEAT_SEARCHPATH)
     free_findfile();
 # endif
diff --git a/src/arglist.c b/src/arglist.c
index 244dd06..24b0a87 100644
--- a/src/arglist.c
+++ b/src/arglist.c
@@ -770,9 +770,7 @@
 
     if (do_arglist(eap->arg, AL_ADD, i, TRUE) == FAIL)
 	return;
-#ifdef FEAT_TITLE
     maketitle();
-#endif
 
     if (curwin->w_arg_idx == 0
 	    && (curbuf->b_ml.ml_flags & ML_EMPTY)
@@ -792,9 +790,7 @@
     do_arglist(eap->arg, AL_ADD,
 	       eap->addr_count > 0 ? (int)eap->line2 : curwin->w_arg_idx + 1,
 	       FALSE);
-#ifdef FEAT_TITLE
     maketitle();
-#endif
 }
 
 /*
@@ -853,9 +849,7 @@
     }
     else
 	do_arglist(eap->arg, AL_DEL, 0, FALSE);
-#ifdef FEAT_TITLE
     maketitle();
-#endif
 }
 
 /*
diff --git a/src/autocmd.c b/src/autocmd.c
index ac21196..5ec911a 100644
--- a/src/autocmd.c
+++ b/src/autocmd.c
@@ -2253,10 +2253,8 @@
 		|| event == EVENT_VIMLEAVE
 		|| event == EVENT_VIMLEAVEPRE))
     {
-#ifdef FEAT_TITLE
 	if (curbuf->b_changed != save_changed)
 	    need_maketitle = TRUE;
-#endif
 	curbuf->b_changed = save_changed;
     }
 
diff --git a/src/buffer.c b/src/buffer.c
index e2732de..20a0d66 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -44,9 +44,7 @@
 #else
 static int	otherfile_buf(buf_T *buf, char_u *ffname);
 #endif
-#ifdef FEAT_TITLE
 static int	value_changed(char_u *str, char_u **last);
-#endif
 static int	append_arg_number(win_T *wp, char_u *buf, int buflen, int add_file);
 static void	free_buffer(buf_T *);
 static void	free_buffer_stuff(buf_T *buf, int free_options);
@@ -1856,9 +1854,7 @@
 	buflist_getfpos();
 
     check_arg_idx(curwin);		// check for valid arg_idx
-#ifdef FEAT_TITLE
     maketitle();
-#endif
 	// when autocmds didn't change it
     if (curwin->w_topline == 1 && !curwin->w_topline_was_set)
 	scroll_cursor_halfway(FALSE);	// redisplay at correct position
@@ -3461,9 +3457,7 @@
 
     if (curwin->w_buffer == buf)
 	check_arg_idx(curwin);	// check file name for arg list
-#ifdef FEAT_TITLE
     maketitle();		// set window title
-#endif
     status_redraw_all();	// status lines need to be redrawn
     fmarks_check_names(buf);	// check named file marks
     ml_timestamp(buf);		// reset timestamp
@@ -3780,7 +3774,6 @@
 	vim_snprintf((char *)buf, buflen, "%d-%d", col, vcol);
 }
 
-#if defined(FEAT_TITLE) || defined(PROTO)
 static char_u *lasttitle = NULL;
 static char_u *lasticon = NULL;
 
@@ -4045,7 +4038,6 @@
 }
 # endif
 
-#endif // FEAT_TITLE
 
 #if defined(FEAT_STL_OPT) || defined(FEAT_GUI_TABLINE) || defined(PROTO)
 
diff --git a/src/bufwrite.c b/src/bufwrite.c
index 0313e0c..76c36e1 100644
--- a/src/bufwrite.c
+++ b/src/bufwrite.c
@@ -1630,9 +1630,7 @@
     if (forceit && overwriting && vim_strchr(p_cpo, CPO_KEEPRO) == NULL)
     {
 	buf->b_p_ro = FALSE;
-#ifdef FEAT_TITLE
 	need_maketitle = TRUE;	    // set window title later
-#endif
 	status_redraw_all();	    // redraw status lines later
     }
 
diff --git a/src/change.c b/src/change.c
index e171956..308cc18 100644
--- a/src/change.c
+++ b/src/change.c
@@ -146,9 +146,7 @@
     ml_setflags(curbuf);
     check_status(curbuf);
     redraw_tabline = TRUE;
-#ifdef FEAT_TITLE
     need_maketitle = TRUE;	    // set window title later
-#endif
 }
 
 #ifdef FEAT_EVAL
@@ -892,9 +890,7 @@
 	    save_file_ff(buf);
 	check_status(buf);
 	redraw_tabline = TRUE;
-#ifdef FEAT_TITLE
 	need_maketitle = TRUE;	    // set window title later
-#endif
 	++CHANGEDTICK(buf);
     }
     else if (always_inc_changedtick)
diff --git a/src/drawscreen.c b/src/drawscreen.c
index 52f6273..f56ef91 100644
--- a/src/drawscreen.c
+++ b/src/drawscreen.c
@@ -610,15 +610,14 @@
 	win_redr_ruler(curwin, always, FALSE);
 #endif
 
-#ifdef FEAT_TITLE
     if (need_maketitle
-# ifdef FEAT_STL_OPT
+#ifdef FEAT_STL_OPT
 	    || (p_icon && (stl_syntax & STL_IN_ICON))
 	    || (p_title && (stl_syntax & STL_IN_TITLE))
-# endif
+#endif
        )
 	maketitle();
-#endif
+
     // Redraw the tab pages line if needed.
     if (redraw_tabline)
 	draw_tabline();
diff --git a/src/evalfunc.c b/src/evalfunc.c
index ad9691e..e04052b 100644
--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -5787,13 +5787,7 @@
 		0
 #endif
 		},
-	{"title",
-#ifdef FEAT_TITLE
-		1
-#else
-		0
-#endif
-		},
+	{"title", 1},
 	{"toolbar",
 #ifdef FEAT_TOOLBAR
 		1
diff --git a/src/ex_cmds.c b/src/ex_cmds.c
index 079dcf1..10c8e61 100644
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -3082,9 +3082,7 @@
 	// Even when cursor didn't move we need to recompute topline.
 	changed_line_abv_curs();
 
-#ifdef FEAT_TITLE
 	maketitle();
-#endif
 #if defined(FEAT_PROP_POPUP) && defined(FEAT_QUICKFIX)
 	if (WIN_IS_POPUP(curwin) && curwin->w_p_pvw && retval != FAIL)
 	    popup_set_title(curwin);
diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index 523d8af..d486311 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -6205,14 +6205,10 @@
 	out_flush();
 	stoptermcap();
 	out_flush();		// needed for SUN to restore xterm buffer
-#ifdef FEAT_TITLE
 	mch_restore_title(SAVE_RESTORE_BOTH);	// restore window titles
-#endif
 	ui_suspend();		// call machine specific function
-#ifdef FEAT_TITLE
 	maketitle();
 	resettitle();		// force updating the title
-#endif
 	starttermcap();
 	scroll_start();		// scroll screen before redrawing
 	redraw_later_clear();
@@ -7047,14 +7043,10 @@
     {
 	if (eap->do_ecmd_cmd != NULL)
 	    do_cmd_argument(eap->do_ecmd_cmd);
-#ifdef FEAT_TITLE
 	n = curwin->w_arg_idx_invalid;
-#endif
 	check_arg_idx(curwin);
-#ifdef FEAT_TITLE
 	if (n != curwin->w_arg_idx_invalid)
 	    maketitle();
-#endif
     }
 
     /*
@@ -8178,10 +8170,8 @@
     validate_cursor();
     update_topline();
     update_screen(eap->forceit ? CLEAR : VIsual_active ? INVERTED : 0);
-#ifdef FEAT_TITLE
     if (need_maketitle)
 	maketitle();
-#endif
 #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL))
 # ifdef VIMDLL
     if (!gui.in_use)
diff --git a/src/feature.h b/src/feature.h
index 2ae739a..36761ca 100644
--- a/src/feature.h
+++ b/src/feature.h
@@ -109,6 +109,7 @@
  * +insert_expand	CTRL-N/CTRL-P/CTRL-X in insert mode.
  * +modify_fname	modifiers for file name.  E.g., "%:p:h".
  * +comments		'comments' option.
+ * +title		'title' and 'icon' options
  *
  * Obsolete:
  * +tag_old_static	Old style static tags: "file:tag  file  ..".
@@ -360,17 +361,9 @@
 #endif
 
 /*
- * +title		'title' and 'icon' options
  * +statusline		'statusline', 'rulerformat' and special format of
  *			'titlestring' and 'iconstring' options.
- * +byte_offset		'%o' in 'statusline' and builtin functions line2byte()
- *			and byte2line().
- *			Note: Required for Macintosh.
  */
-#if defined(FEAT_NORMAL)
-# define FEAT_TITLE
-#endif
-
 #ifdef FEAT_NORMAL
 # define FEAT_STL_OPT
 # ifndef FEAT_CMDL_INFO
@@ -378,6 +371,11 @@
 # endif
 #endif
 
+/*
+ * +byte_offset		'%o' in 'statusline' and builtin functions line2byte()
+ *			and byte2line().
+ *			Note: Required for Macintosh.
+ */
 #ifdef FEAT_NORMAL
 # define FEAT_BYTEOFF
 #endif
diff --git a/src/globals.h b/src/globals.h
index 8f4f5a5..f90dea2 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -252,9 +252,7 @@
 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
 #if defined(UNIX) || defined(VMS) || defined(MACOS_X)
@@ -1037,17 +1035,26 @@
  */
 // length of char in bytes, including following composing chars
 EXTERN int (*mb_ptr2len)(char_u *p) INIT(= latin_ptr2len);
+
 // idem, with limit on string length
 EXTERN int (*mb_ptr2len_len)(char_u *p, int size) INIT(= latin_ptr2len_len);
+
 // byte length of char
 EXTERN int (*mb_char2len)(int c) INIT(= latin_char2len);
-// convert char to bytes, return the length
+
+// Convert char "c" to bytes in "buf", return the length.  "buf" must have room
+// for at least 6 bytes.
 EXTERN int (*mb_char2bytes)(int c, char_u *buf) INIT(= latin_char2bytes);
+
 EXTERN int (*mb_ptr2cells)(char_u *p) INIT(= latin_ptr2cells);
 EXTERN int (*mb_ptr2cells_len)(char_u *p, int size) INIT(= latin_ptr2cells_len);
 EXTERN int (*mb_char2cells)(int c) INIT(= latin_char2cells);
 EXTERN int (*mb_off2cells)(unsigned off, unsigned max_off) INIT(= latin_off2cells);
 EXTERN int (*mb_ptr2char)(char_u *p) INIT(= latin_ptr2char);
+
+// Byte offset from "p" to the start of a character, including any composing
+// characters. "base" must be the start of the string, which must be NUL
+// terminated.
 EXTERN int (*mb_head_off)(char_u *base, char_u *p) INIT(= latin_head_off);
 
 # if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
@@ -1402,7 +1409,7 @@
 // table to store parsed 'wildmode'
 EXTERN char_u	wim_flags[4];
 
-#if defined(FEAT_TITLE) && defined(FEAT_STL_OPT)
+#if defined(FEAT_STL_OPT)
 // whether titlestring and iconstring contains statusline syntax
 # define STL_IN_ICON	1
 # define STL_IN_TITLE	2
diff --git a/src/gui.c b/src/gui.c
index 616f602..74d681e 100644
--- a/src/gui.c
+++ b/src/gui.c
@@ -138,7 +138,7 @@
 	// Back to old term settings
 	//
 	// FIXME: If we got here because a child process failed and flagged to
-	// the parent to resume, and X11 is enabled with FEAT_TITLE, this will
+	// the parent to resume, and X11 is enabled, this will
 	// hit an X11 I/O error and do a longjmp(), leaving recursive
 	// permanently set to 1. This is probably not as big a problem as it
 	// sounds, because gui_mch_init() in both gui_x11.c and gui_gtk_x11.c
@@ -146,9 +146,7 @@
 	// actually hit this case.
 	termcapinit(old_term);
 	settmode(TMODE_RAW);		// restart RAW mode
-#ifdef FEAT_TITLE
 	set_title_defaults();		// set 'title' and 'icon' again
-#endif
 #if defined(GUI_MAY_SPAWN) && defined(EXPERIMENTAL_GUI_CMD)
 	if (msg)
 	    emsg(msg);
@@ -741,10 +739,9 @@
      */
     if (gui_mch_open() != FAIL)
     {
-#ifdef FEAT_TITLE
 	maketitle();
 	resettitle();
-#endif
+
 	init_gui_options();
 #ifdef FEAT_ARABIC
 	// Our GUI can't do bidi.
@@ -4413,10 +4410,8 @@
 	}
     }
 
-#ifdef FEAT_TITLE
     // update the title, it may show the scroll position
     maketitle();
-#endif
 
     prev_curwin = curwin;
     --hold_gui_events;
@@ -5558,9 +5553,7 @@
 # ifdef FEAT_MENU
     gui_update_menus(0);
 # endif
-#ifdef FEAT_TITLE
     maketitle();
-#endif
     setcursor();
     out_flush_cursor(FALSE, FALSE);
 }
diff --git a/src/gui_gtk_x11.c b/src/gui_gtk_x11.c
index 6381a95..2d313f7 100644
--- a/src/gui_gtk_x11.c
+++ b/src/gui_gtk_x11.c
@@ -4540,7 +4540,6 @@
     gui_mch_update();
 }
 
-#if defined(FEAT_TITLE) || defined(PROTO)
     void
 gui_mch_settitle(char_u *title, char_u *icon UNUSED)
 {
@@ -4552,7 +4551,6 @@
     if (output_conv.vc_type != CONV_NONE)
 	vim_free(title);
 }
-#endif // FEAT_TITLE
 
 #if defined(FEAT_MENU) || defined(PROTO)
     void
diff --git a/src/if_xcmdsrv.c b/src/if_xcmdsrv.c
index 73f2c9e..901afc4 100644
--- a/src/if_xcmdsrv.c
+++ b/src/if_xcmdsrv.c
@@ -314,9 +314,7 @@
 	set_vim_var_string(VV_SEND_SERVER, name, -1);
 #endif
 	serverName = vim_strsave(name);
-#ifdef FEAT_TITLE
 	need_maketitle = TRUE;
-#endif
 	return 0;
     }
     return -2;
diff --git a/src/locale.c b/src/locale.c
index 7fad9d9..54f4161 100644
--- a/src/locale.c
+++ b/src/locale.c
@@ -390,9 +390,7 @@
 	    // Set v:lang, v:lc_time, v:collate and v:ctype to the final result.
 	    set_lang_var();
 # endif
-# ifdef FEAT_TITLE
 	    maketitle();
-# endif
 	}
     }
 }
diff --git a/src/main.c b/src/main.c
index 50047d5..268209e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -668,7 +668,7 @@
 	scroll_region_reset();		// In case Rows changed
     scroll_start();	// may scroll the screen to the right position
 
-#if defined(FEAT_TITLE) && (defined(UNIX) || defined(VMS) || defined(MACOS_X))
+#if defined(UNIX) || defined(VMS) || defined(MACOS_X)
     term_push_title(SAVE_RESTORE_BOTH);
 #endif
 
@@ -1395,10 +1395,8 @@
 	    else if (redraw_cmdline || clear_cmdline)
 		showmode();
 	    redraw_statuslines();
-#ifdef FEAT_TITLE
 	    if (need_maketitle)
 		maketitle();
-#endif
 #ifdef FEAT_VIMINFO
 	    curbuf->b_last_used = vim_time();
 #endif
diff --git a/src/misc2.c b/src/misc2.c
index 8e01434..9407087 100644
--- a/src/misc2.c
+++ b/src/misc2.c
@@ -1735,9 +1735,7 @@
     // This may cause the buffer to become (un)modified.
     check_status(curbuf);
     redraw_tabline = TRUE;
-#ifdef FEAT_TITLE
     need_maketitle = TRUE;	    // set window title later
-#endif
 }
 
 /*
diff --git a/src/netbeans.c b/src/netbeans.c
index 003cc53..00be244 100644
--- a/src/netbeans.c
+++ b/src/netbeans.c
@@ -1669,9 +1669,7 @@
 	    buf->bufp = curbuf;
 	    buf->initDone = TRUE;
 	    do_update = 1;
-#if defined(FEAT_TITLE)
 	    maketitle();
-#endif
 #if defined(FEAT_MENU) && defined(FEAT_GUI)
 	    if (gui.in_use)
 		gui_update_menus(0);
@@ -1748,9 +1746,7 @@
 	    {
 		check_status(buf->bufp);
 		redraw_tabline = TRUE;
-#ifdef FEAT_TITLE
 		maketitle();
-#endif
 		update_screen(0);
 	    }
 // =====================================================================
diff --git a/src/option.c b/src/option.c
index 4422634..fd1910c 100644
--- a/src/option.c
+++ b/src/option.c
@@ -1102,9 +1102,7 @@
 	    set_fileformat(default_fileformat(), OPT_LOCAL);
     }
 
-#ifdef FEAT_TITLE
     set_title_defaults();
-#endif
 }
 
 #if defined(FEAT_MULTI_LANG) || defined(PROTO)
@@ -1148,7 +1146,6 @@
 }
 #endif
 
-#ifdef FEAT_TITLE
 /*
  * 'title' and 'icon' only default to true if they have not been set or reset
  * in .vimrc and we can read the old value.
@@ -1192,7 +1189,6 @@
 	p_icon = val;
     }
 }
-#endif
 
     void
 ex_set(exarg_T *eap)
@@ -2272,7 +2268,6 @@
     return *arg;
 }
 
-#ifdef FEAT_TITLE
 /*
  * When changing 'title', 'titlestring', 'icon' or 'iconstring', call
  * maketitle() to create and display it.
@@ -2289,7 +2284,6 @@
 				)
 	maketitle();
 }
-#endif
 
 /*
  * set_options_bin -  called when 'bin' changes value.
@@ -2558,7 +2552,6 @@
 }
 #endif
 
-#if defined(FEAT_TITLE) || defined(PROTO)
 /*
  * Redraw the window title and/or tab page text later.
  */
@@ -2567,7 +2560,6 @@
     need_maketitle = TRUE;
     redraw_tabline = TRUE;
 }
-#endif
 
 /*
  * Return TRUE if "val" is a valid name: only consists of alphanumeric ASCII
@@ -2809,9 +2801,7 @@
 	if (curbuf->b_p_ro)
 	    curbuf->b_did_warn = FALSE;
 
-#ifdef FEAT_TITLE
 	redraw_titles();
-#endif
     }
 
 #ifdef FEAT_GUI
@@ -2834,11 +2824,8 @@
 	    return N_("E946: Cannot make a terminal with running job modifiable");
 	}
 # endif
-# ifdef FEAT_TITLE
 	redraw_titles();
-# endif
     }
-#ifdef FEAT_TITLE
     // when 'endofline' is changed, redraw the window title
     else if ((int *)varp == &curbuf->b_p_eol)
     {
@@ -2854,15 +2841,12 @@
     {
 	redraw_titles();
     }
-#endif
 
     // when 'bin' is set also set some other options
     else if ((int *)varp == &curbuf->b_p_bin)
     {
 	set_options_bin(old_value, curbuf->b_p_bin, opt_flags);
-#ifdef FEAT_TITLE
 	redraw_titles();
-#endif
     }
 
     // when 'buflisted' changes, trigger autocommands
@@ -2996,21 +2980,17 @@
     }
 #endif
 
-#ifdef FEAT_TITLE
     // when 'title' changed, may need to change the title; same for 'icon'
     else if ((int *)varp == &p_title || (int *)varp == &p_icon)
     {
 	did_set_title();
     }
-#endif
 
     else if ((int *)varp == &curbuf->b_changed)
     {
 	if (!value)
 	    save_file_ff(curbuf);	// Buffer is unchanged
-#ifdef FEAT_TITLE
 	redraw_titles();
-#endif
 	modified_was_set = value;
     }
 
@@ -3566,7 +3546,6 @@
 	p_imsearch = curbuf->b_p_imsearch;
     }
 
-#ifdef FEAT_TITLE
     // if 'titlelen' has changed, redraw the title
     else if (pp == &p_titlelen)
     {
@@ -3578,7 +3557,6 @@
 	if (starting != NO_SCREEN && old_value != p_titlelen)
 	    need_maketitle = TRUE;
     }
-#endif
 
     // if p_ch changed value, change the command line height
     else if (pp == &p_ch)
@@ -4971,9 +4949,7 @@
      * screen will be cleared later, so this is OK.
      */
     mch_setmouse(FALSE);	    // switch mouse off
-#ifdef FEAT_TITLE
     mch_restore_title(SAVE_RESTORE_BOTH);    // restore window titles
-#endif
 #if defined(FEAT_XCLIPBOARD) && defined(FEAT_GUI)
     // When starting the GUI close the display opened for the clipboard.
     // After restoring the title, because that will need the display.
diff --git a/src/option.h b/src/option.h
index 21ee569..080d90d 100644
--- a/src/option.h
+++ b/src/option.h
@@ -657,10 +657,8 @@
 EXTERN int	p_arshape;	// 'arabicshape'
 # endif
 #endif
-#ifdef FEAT_TITLE
 EXTERN int	p_icon;		// 'icon'
 EXTERN char_u	*p_iconstring;	// 'iconstring'
-#endif
 EXTERN int	p_ic;		// 'ignorecase'
 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK)
 EXTERN char_u	*p_imak;	// 'imactivatekey'
@@ -986,12 +984,10 @@
 EXTERN int	p_to;		// 'tildeop'
 EXTERN int	p_timeout;	// 'timeout'
 EXTERN long	p_tm;		// 'timeoutlen'
-#ifdef FEAT_TITLE
 EXTERN int	p_title;	// 'title'
 EXTERN long	p_titlelen;	// 'titlelen'
 EXTERN char_u	*p_titleold;	// 'titleold'
 EXTERN char_u	*p_titlestring;	// 'titlestring'
-#endif
 EXTERN char_u	*p_tsr;		// 'thesaurus'
 EXTERN int	p_ttimeout;	// 'ttimeout'
 EXTERN long	p_ttm;		// 'ttimeoutlen'
diff --git a/src/optiondefs.h b/src/optiondefs.h
index d46cfad..5a9a674 100644
--- a/src/optiondefs.h
+++ b/src/optiondefs.h
@@ -1313,18 +1313,10 @@
 			    (char_u *)&p_hls, PV_NONE,
 			    {(char_u *)FALSE, (char_u *)0L} SCTX_INIT},
     {"icon",	    NULL,   P_BOOL|P_VI_DEF,
-#ifdef FEAT_TITLE
 			    (char_u *)&p_icon, PV_NONE,
-#else
-			    (char_u *)NULL, PV_NONE,
-#endif
 			    {(char_u *)FALSE, (char_u *)0L} SCTX_INIT},
     {"iconstring",  NULL,   P_STRING|P_VI_DEF|P_MLE,
-#ifdef FEAT_TITLE
 			    (char_u *)&p_iconstring, PV_NONE,
-#else
-			    (char_u *)NULL, PV_NONE,
-#endif
 			    {(char_u *)"", (char_u *)0L} SCTX_INIT},
     {"ignorecase",  "ic",   P_BOOL|P_VI_DEF,
 			    (char_u *)&p_ic, PV_NONE,
@@ -2651,35 +2643,18 @@
 			    (char_u *)&p_tm, PV_NONE,
 			    {(char_u *)1000L, (char_u *)0L} SCTX_INIT},
     {"title",	    NULL,   P_BOOL|P_VI_DEF,
-#ifdef FEAT_TITLE
 			    (char_u *)&p_title, PV_NONE,
-#else
-			    (char_u *)NULL, PV_NONE,
-#endif
 			    {(char_u *)FALSE, (char_u *)0L} SCTX_INIT},
     {"titlelen",    NULL,   P_NUM|P_VI_DEF,
-#ifdef FEAT_TITLE
 			    (char_u *)&p_titlelen, PV_NONE,
-#else
-			    (char_u *)NULL, PV_NONE,
-#endif
 			    {(char_u *)85L, (char_u *)0L} SCTX_INIT},
     {"titleold",    NULL,   P_STRING|P_VI_DEF|P_GETTEXT|P_SECURE|P_NO_MKRC,
-#ifdef FEAT_TITLE
 			    (char_u *)&p_titleold, PV_NONE,
 			    {(char_u *)N_("Thanks for flying Vim"),
 							       (char_u *)0L}
-#else
-			    (char_u *)NULL, PV_NONE,
-			    {(char_u *)0L, (char_u *)0L}
-#endif
 			    SCTX_INIT},
     {"titlestring", NULL,   P_STRING|P_VI_DEF|P_MLE,
-#ifdef FEAT_TITLE
 			    (char_u *)&p_titlestring, PV_NONE,
-#else
-			    (char_u *)NULL, PV_NONE,
-#endif
 			    {(char_u *)"", (char_u *)0L} SCTX_INIT},
     {"toolbar",     "tb",   P_STRING|P_ONECOMMA|P_VI_DEF|P_NODUP,
 #if defined(FEAT_TOOLBAR) && !defined(FEAT_GUI_MSWIN)
diff --git a/src/optionstr.c b/src/optionstr.c
index 8948830..1b0d8a1 100644
--- a/src/optionstr.c
+++ b/src/optionstr.c
@@ -979,10 +979,8 @@
 		errmsg = e_invarg;
 	    else
 	    {
-#ifdef FEAT_TITLE
 		// May show a "+" in the title now.
 		redraw_titles();
-#endif
 		// Add 'fileencoding' to the swap file.
 		ml_setflags(curbuf);
 	    }
@@ -999,9 +997,7 @@
 	    if (varp == &p_enc)
 	    {
 		errmsg = mb_init();
-#ifdef FEAT_TITLE
 		redraw_titles();
-#endif
 	    }
 	}
 
@@ -1141,9 +1137,7 @@
 		curbuf->b_p_tx = TRUE;
 	    else
 		curbuf->b_p_tx = FALSE;
-#ifdef FEAT_TITLE
 	    redraw_titles();
-#endif
 	    // update flag in swap file
 	    ml_setflags(curbuf);
 	    // Redraw needed when switching to/from "mac": a CR in the text
@@ -1603,11 +1597,10 @@
 	fill_breakat_flags();
 #endif
 
-#ifdef FEAT_TITLE
     // 'titlestring' and 'iconstring'
     else if (varp == &p_titlestring || varp == &p_iconstring)
     {
-# ifdef FEAT_STL_OPT
+#ifdef FEAT_STL_OPT
 	int	flagval = (varp == &p_titlestring) ? STL_IN_TITLE : STL_IN_ICON;
 
 	// NULL => statusline syntax
@@ -1615,10 +1608,9 @@
 	    stl_syntax |= flagval;
 	else
 	    stl_syntax &= ~flagval;
-# endif
+#endif
 	did_set_title();
     }
-#endif
 
 #ifdef FEAT_GUI
     // 'guioptions'
@@ -1805,9 +1797,7 @@
 		redraw_later(VALID);
 	    }
 	    curbuf->b_help = (curbuf->b_p_bt[0] == 'h');
-#ifdef FEAT_TITLE
 	    redraw_titles();
-#endif
 	}
     }
 
diff --git a/src/os_amiga.c b/src/os_amiga.c
index f157c0b..18f0192 100644
--- a/src/os_amiga.c
+++ b/src/os_amiga.c
@@ -623,7 +623,6 @@
     return fib;
 }
 
-#ifdef FEAT_TITLE
 /*
  * set the title of our window
  * icon name is not set
@@ -660,7 +659,6 @@
 {
     return FALSE;
 }
-#endif
 
     void
 mch_setmouse(int on UNUSED)
@@ -940,9 +938,7 @@
 	out_flush();
     }
 
-#ifdef FEAT_TITLE
     mch_restore_title(SAVE_RESTORE_BOTH);    // restore window title
-#endif
 
     ml_close_all(TRUE);		    // remove all memfiles
 
@@ -1442,9 +1438,7 @@
 	cur_tmode = TMODE_UNKNOWN;
 	settmode(TMODE_RAW);		// set to raw mode
     }
-#ifdef FEAT_TITLE
     resettitle();
-#endif
     if (term_console)
 	win_resize_on();		// window resize events activated
     return retval;
diff --git a/src/os_mswin.c b/src/os_mswin.c
index 096ac1b..360c456 100644
--- a/src/os_mswin.c
+++ b/src/os_mswin.c
@@ -32,7 +32,7 @@
 #endif
 
 #ifndef PROTO
-# if defined(FEAT_TITLE) && !defined(FEAT_GUI_MSWIN)
+# if !defined(FEAT_GUI_MSWIN)
 #  include <shellapi.h>
 # endif
 
@@ -265,7 +265,6 @@
 #endif
 }
 
-#ifdef FEAT_TITLE
 /*
  * mch_settitle(): set titlebar of our window
  */
@@ -274,16 +273,16 @@
     char_u *title,
     char_u *icon UNUSED)
 {
-# ifdef FEAT_GUI_MSWIN
-#  ifdef VIMDLL
+#ifdef FEAT_GUI_MSWIN
+# ifdef VIMDLL
     if (gui.in_use)
-#  endif
+# endif
     {
 	gui_mch_settitle(title, icon);
 	return;
     }
-# endif
-# if !defined(FEAT_GUI_MSWIN) || defined(VIMDLL)
+#endif
+#if !defined(FEAT_GUI_MSWIN) || defined(VIMDLL)
     if (title != NULL)
     {
 	WCHAR	*wp = enc_to_utf16(title, NULL);
@@ -295,7 +294,7 @@
 	vim_free(wp);
 	return;
     }
-# endif
+#endif
 }
 
 
@@ -309,12 +308,12 @@
     void
 mch_restore_title(int which UNUSED)
 {
-# if !defined(FEAT_GUI_MSWIN) || defined(VIMDLL)
-#  ifdef VIMDLL
+#if !defined(FEAT_GUI_MSWIN) || defined(VIMDLL)
+# ifdef VIMDLL
     if (!gui.in_use)
-#  endif
-	SetConsoleTitle(g_szOrigTitle);
 # endif
+	SetConsoleTitle(g_szOrigTitle);
+#endif
 }
 
 
@@ -336,7 +335,6 @@
 {
     return FALSE;
 }
-#endif // FEAT_TITLE
 
 
 /*
@@ -937,9 +935,7 @@
 #endif //_DEBUG
 
 #if !defined(FEAT_GUI) || defined(VIMDLL) || defined(PROTO)
-# ifdef FEAT_TITLE
 extern HWND g_hWnd;	// This is in os_win32.c.
-# endif
 
 /*
  * Showing the printer dialog is tricky since we have no GUI
@@ -953,14 +949,12 @@
     if (s_hwnd != 0)
 	return;
 
-# ifdef FEAT_TITLE
     // Window handle may have been found by init code (Windows NT only)
     if (g_hWnd != 0)
     {
 	s_hwnd = g_hWnd;
 	return;
     }
-# endif
 
     s_hwnd = GetConsoleWindow();
 }
@@ -2301,9 +2295,7 @@
     {
 	// Remember the name
 	serverName = ok_name;
-# ifdef FEAT_TITLE
 	need_maketitle = TRUE;	// update Vim window title later
-# endif
 
 	// Update the message window title
 	SetWindowText(message_window, (LPCSTR)ok_name);
diff --git a/src/os_unix.c b/src/os_unix.c
index fa9c5f3..ef5533c 100644
--- a/src/os_unix.c
+++ b/src/os_unix.c
@@ -118,15 +118,12 @@
 static void xterm_update(void);
 # endif
 
-# if defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE)
 Window	    x11_window = 0;
-# endif
 Display	    *x11_display = NULL;
 #endif
 
 static int ignore_sigtstp = FALSE;
 
-#ifdef FEAT_TITLE
 static int get_x11_title(int);
 
 static char_u	*oldtitle = NULL;
@@ -134,7 +131,6 @@
 static int	unix_did_set_title = FALSE;
 static char_u	*oldicon = NULL;
 static int	did_set_icon = FALSE;
-#endif
 
 static void may_core_dump(void);
 
@@ -170,8 +166,7 @@
 #if defined(SIGPWR)
 static RETSIGTYPE catch_sigpwr SIGPROTOARG;
 #endif
-#if defined(SIGALRM) && defined(FEAT_X11) \
-	&& defined(FEAT_TITLE) && !defined(FEAT_GUI_GTK)
+#if defined(SIGALRM) && defined(FEAT_X11) && !defined(FEAT_GUI_GTK)
 # define SET_SIG_ALARM
 static RETSIGTYPE sig_alarm SIGPROTOARG;
 // volatile because it is used in signal handler sig_alarm().
@@ -1152,11 +1147,10 @@
     static void
 after_sigcont(void)
 {
-# ifdef FEAT_TITLE
     // Don't change "oldtitle" in a signal handler, set a flag to obtain it
     // again later.
     oldtitle_outdated = TRUE;
-# endif
+
     settmode(TMODE_RAW);
     need_check_timestamps = TRUE;
     did_check_timestamps = FALSE;
@@ -1579,8 +1573,7 @@
 
 #ifdef FEAT_X11
 
-# if defined(ELAPSED_TIMEVAL) \
-	&& (defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE))
+# if defined(ELAPSED_TIMEVAL)
 
 /*
  * Give a message about the elapsed time for opening the X window.
@@ -1593,7 +1586,7 @@
 # endif
 #endif
 
-#if defined(FEAT_X11) && (defined(FEAT_TITLE) || defined(FEAT_XCLIPBOARD))
+#if defined(FEAT_X11)
 /*
  * A few functions shared by X11 title and clipboard code.
  */
@@ -1776,7 +1769,6 @@
 }
 #endif
 
-#ifdef FEAT_TITLE
 
 #ifdef FEAT_X11
 
@@ -2316,7 +2308,6 @@
     }
 }
 
-#endif // FEAT_TITLE
 
 /*
  * Return TRUE if "name" looks like some xterm name.
@@ -3349,10 +3340,8 @@
 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
     VIM_CLEAR(signal_stack);
 # endif
-# ifdef FEAT_TITLE
     vim_free(oldtitle);
     vim_free(oldicon);
-# endif
 }
 #endif
 
@@ -3403,14 +3392,13 @@
 #endif
     {
 	settmode(TMODE_COOK);
-#ifdef FEAT_TITLE
 	if (!is_not_a_term())
 	{
 	    // restore xterm title and icon name
 	    mch_restore_title(SAVE_RESTORE_BOTH);
 	    term_pop_title(SAVE_RESTORE_BOTH);
 	}
-#endif
+
 	/*
 	 * When t_ti is not empty but it doesn't cause swapping terminal
 	 * pages, need to output a newline when msg_didout is set.  But when
@@ -4600,9 +4588,7 @@
 	cur_tmode = TMODE_UNKNOWN;
 	settmode(TMODE_RAW);	// set to raw mode
     }
-# ifdef FEAT_TITLE
     resettitle();
-# endif
 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
     restore_clipboard();
 # endif
@@ -5441,9 +5427,7 @@
     if (!did_settmode)
 	if (tmode == TMODE_RAW)
 	    settmode(TMODE_RAW);	// set to raw mode
-# ifdef FEAT_TITLE
     resettitle();
-# endif
     vim_free(argv);
     vim_free(tofree1);
     vim_free(tofree2);
diff --git a/src/os_win32.c b/src/os_win32.c
index a8062a8..7234fe8 100644
--- a/src/os_win32.c
+++ b/src/os_win32.c
@@ -46,7 +46,7 @@
 #endif
 
 #ifndef PROTO
-# if defined(FEAT_TITLE) && !defined(FEAT_GUI_MSWIN)
+# if !defined(FEAT_GUI_MSWIN)
 #  include <shellapi.h>
 # endif
 #endif
@@ -2683,7 +2683,6 @@
 static ConsoleBuffer g_cbNonTermcap = { 0 };
 static ConsoleBuffer g_cbTermcap = { 0 };
 
-# ifdef FEAT_TITLE
 char g_szOrigTitle[256] = { 0 };
 HWND g_hWnd = NULL;	// also used in os_mswin.c
 static HICON g_hOrigIconSmall = NULL;
@@ -2692,12 +2691,12 @@
 static BOOL g_fCanChangeIcon = FALSE;
 
 // ICON* are not defined in VC++ 4.0
-#  ifndef ICON_SMALL
-#   define ICON_SMALL 0
-#  endif
-#  ifndef ICON_BIG
-#   define ICON_BIG 1
-#  endif
+# ifndef ICON_SMALL
+#  define ICON_SMALL 0
+# endif
+# ifndef ICON_BIG
+#  define ICON_BIG 1
+# endif
 /*
  * GetConsoleIcon()
  * Description:
@@ -2789,7 +2788,6 @@
     if (g_hVimIcon != NULL)
 	g_fCanChangeIcon = TRUE;
 }
-# endif
 
 static int g_fWindInitCalled = FALSE;
 static int g_fTermcapMode = FALSE;
@@ -2850,7 +2848,6 @@
     GetConsoleMode(g_hConIn,  &g_cmodein);
     GetConsoleMode(g_hConOut, &g_cmodeout);
 
-# ifdef FEAT_TITLE
     SaveConsoleTitleAndIcon();
     /*
      * Set both the small and big icons of the console window to Vim's icon.
@@ -2859,7 +2856,6 @@
      */
     if (g_fCanChangeIcon)
 	SetConsoleIcon(g_hWnd, g_hVimIcon, g_hVimIcon);
-# endif
 
     ui_get_shellsize();
 
@@ -2909,7 +2905,6 @@
 
     if (g_fWindInitCalled)
     {
-# ifdef FEAT_TITLE
 	mch_restore_title(SAVE_RESTORE_BOTH);
 	/*
 	 * Restore both the small and big icons of the console window to
@@ -2918,7 +2913,6 @@
 	 */
 	if (g_fCanChangeIcon && !g_fForceExit)
 	    SetConsoleIcon(g_hWnd, g_hOrigIconSmall, g_hOrigIcon);
-# endif
 
 # ifdef MCH_WRITE_DUMP
 	if (fdDump)
@@ -4757,7 +4751,6 @@
 {
     int		x = 0;
     int		tmode = cur_tmode;
-#ifdef FEAT_TITLE
     WCHAR	szShellTitle[512];
 
     // Change the title to reflect that we are in a subshell.
@@ -4780,7 +4773,6 @@
 	    }
 	}
     }
-#endif
 
     out_flush();
 
@@ -4813,9 +4805,7 @@
 	{
 	    // Use a terminal window to run the command in.
 	    x = mch_call_shell_terminal(cmd, options);
-# ifdef FEAT_TITLE
 	    resettitle();
-# endif
 	    return x;
 	}
     }
@@ -5062,9 +5052,7 @@
 	smsg(_("shell returned %d"), x);
 	msg_putchar('\n');
     }
-#ifdef FEAT_TITLE
     resettitle();
-#endif
 
     signal(SIGINT, SIG_DFL);
 #if defined(__GNUC__) && !defined(__MINGW32__)
@@ -5631,9 +5619,7 @@
 	ResizeConBufAndWindow(g_hConOut, Columns, Rows);
     }
 
-# ifdef FEAT_TITLE
     resettitle();
-# endif
 
     GetConsoleMode(g_hConIn, &cmodein);
     if (g_fMouseActive)
diff --git a/src/regexp.c b/src/regexp.c
index 4b14745..45485f4 100644
--- a/src/regexp.c
+++ b/src/regexp.c
@@ -2746,8 +2746,7 @@
 }
 #endif
 
-#if (defined(FEAT_X11) && (defined(FEAT_TITLE) || defined(FEAT_XCLIPBOARD))) \
-	|| defined(PROTO)
+#if defined(FEAT_X11) || defined(PROTO)
 /*
  * Return whether "prog" is currently being executed.
  */
diff --git a/src/term.c b/src/term.c
index 52533e9..eb4dffa 100644
--- a/src/term.c
+++ b/src/term.c
@@ -2123,9 +2123,7 @@
     {
 	starttermcap();		// may change terminal mode
 	setmouse();		// may start using the mouse
-#ifdef FEAT_TITLE
 	maketitle();		// may display window title
-#endif
     }
 
 	// display initial screen after ttest() checking. jw.
@@ -3091,8 +3089,7 @@
 }
 #endif
 
-#if (defined(FEAT_TITLE) && (defined(UNIX) || defined(VMS) \
-	|| defined(MACOS_X))) || defined(PROTO)
+#if (defined(UNIX) || defined(VMS) || defined(MACOS_X)) || defined(PROTO)
 /*
  * Generic function to set window title, using t_ts and t_fs.
  */
@@ -3505,9 +3502,8 @@
 
     if (starting != NO_SCREEN)
     {
-#ifdef FEAT_TITLE
 	maketitle();
-#endif
+
 	changed_line_abv_curs();
 	invalidate_botline();
 
diff --git a/src/ui.c b/src/ui.c
index b3d125c..524eb82 100644
--- a/src/ui.c
+++ b/src/ui.c
@@ -1175,11 +1175,10 @@
 	    gui_update_scrollbars(FALSE);
 # endif
     }
-#ifdef FEAT_TITLE
+
     // File may have been changed from 'readonly' to 'noreadonly'
     if (need_maketitle)
 	maketitle();
-#endif
 }
 
 #if defined(HAVE_INPUT_METHOD) || defined(PROTO)
diff --git a/src/version.c b/src/version.c
index c032ee8..f5f13a0 100644
--- a/src/version.c
+++ b/src/version.c
@@ -652,11 +652,7 @@
 #else
 	"-timers",
 #endif
-#ifdef FEAT_TITLE
 	"+title",
-#else
-	"-title",
-#endif
 #ifdef FEAT_TOOLBAR
 	"+toolbar",
 #else
@@ -758,6 +754,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3699,
+/**/
     3698,
 /**/
     3697,
diff --git a/src/window.c b/src/window.c
index 4fbf944..c14abe4 100644
--- a/src/window.c
+++ b/src/window.c
@@ -4818,9 +4818,7 @@
 	    apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
     }
 
-#ifdef FEAT_TITLE
     maketitle();
-#endif
     curwin->w_redr_status = TRUE;
 #ifdef FEAT_TERMINAL
     if (bt_terminal(curwin->w_buffer))