Reverted the meaning of video_fullscreen_first to what it used to be.

src/config.c

@@ -505,7 +505,7 @@ load_general(void)
 
     video_fullscreen_scale = config_get_int(cat, "video_fullscreen_scale", 0);
 
-    video_fullscreen_first = config_get_int(cat, "video_fullscreen_first", 0);
+    video_fullscreen_first = config_get_int(cat, "video_fullscreen_first", 1);
 
     video_filter_method = config_get_int(cat, "video_filter_method", 1);
 
@@ -2018,6 +2018,7 @@ config_load(void)
 	gfxcard = video_get_video_from_internal_name("cga");
 	vid_api = plat_vidapi("default");
 	vid_resize = 0;
+	video_fullscreen_first = 1;
 	time_sync = TIME_SYNC_ENABLED;
 	hdc_current = hdc_get_from_internal_name("none");
 	serial_enabled[0] = 1;

src/win/win.c

@@ -1050,7 +1050,7 @@ plat_setfullscreen(int on)
     if ((!!(on & 1)) == (!!video_fullscreen))
 	return;
 
-    if (on && (start_in_fullscreen || video_fullscreen_first)) {
+    if (on && video_fullscreen_first) {
 	video_fullscreen |= 2;
 	if (ui_msgbox_header(MBX_INFO | MBX_DONTASK, (wchar_t *) IDS_2134, (wchar_t *) IDS_2052) == 10) {
 		video_fullscreen_first = 0;

src/win/win_ui.c

@@ -1427,7 +1427,7 @@ ui_init(int nCmdShow)
     }
 
     /* Initialize the mouse module. */
-    if (!start_in_fullscreen && !video_fullscreen_first)
+    if (!start_in_fullscreen)
 	win_mouse_init();
 
     /*
@@ -1459,7 +1459,7 @@ ui_init(int nCmdShow)
 	plat_resize(scrnsz_x, scrnsz_y);
 
     /* Initialize the rendering window, or fullscreen. */
-    if (start_in_fullscreen || video_fullscreen_first)
+    if (start_in_fullscreen)
 	plat_setfullscreen(3);
 
     /* Fire up the machine. */