[w3m-dev 03708] Re: Don't stop loading image when moving to next page.

* config.h.dist (lstat): define ifndef HAVE_LSTAT
* configure (config.h) ditto
* display.c (fmTerm): new loadImage
	(save_current_buf): only ifdef USE_BUFINFO
	(displayBuffer): new loadImage
* etc.c (setup_child): TrapSignal
* file.c (loadGeneralFile): TRAP_OFF, TRAP_ON
	(loadHTMLstream): ditto
	(loadGopherDir): ditto
	(loadBuffer): ditto
	(loadImageBuffer): ditto
	(getNextPage): ditto
	(save2tmp): ditto
* fm.h (TrapSignal): added
	(TRAP_ON): added
	(TRAP_OFF): added
* form.c (HAVE_LSTAT): deleted
* frame.c (createFrameFile): TRAP_OFF, TRAP_ON
* image.c (image_buffer): added
	(deleteImage): new loadImage
	(getAllImage): initialize image_buffer
	(loadImage): rewrite
* main.c (main): new loadImage
	(checkDownloadList): remove ifdef HAVE_LSTAT
* news.c (loadNwesgroup): TRAP_ON, TRAP_OFF
* proto.h (loadImage): add buf arg
* url.c (openSocket): TRAP_ON, TRAP_OFF
	(check_no_proxy): TRAP_ON, TRAP_OFF
From: Hironori SAKAMOTO <hsaka@mth.biglobe.ne.jp>

form.c

@@ -1,4 +1,4 @@
-/* $Id: form.c,v 1.29 2003/01/20 15:22:59 ukai Exp $ */
+/* $Id: form.c,v 1.30 2003/01/29 17:10:38 ukai Exp $ */
 /* 
  * HTML forms
  */
@@ -9,13 +9,6 @@
 #include "local.h"
 #include "regex.h"
 
-#ifndef HAVE_LSTAT
-/* lstat is identical to stat, only the link itself is statted, not the file
- * that is obtained by tracing the links. But on OS/2 systems, there is no
- * differences. */
-#define lstat stat
-#endif				/* not HAVE_LSTAT */
-
 extern Str *textarea_str;
 #ifdef MENU_SELECT
 extern FormSelectOption *select_option;