[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>

etc.c

@@ -1,4 +1,4 @@
-/* $Id: etc.c,v 1.60 2003/01/25 17:42:17 ukai Exp $ */
+/* $Id: etc.c,v 1.61 2003/01/29 17:10:30 ukai Exp $ */
 #include "fm.h"
 #include <pwd.h>
 #include "myctype.h"
@@ -1367,6 +1367,7 @@ setup_child(int child, int i, int f)
     close_all_fds_except(i, f);
     QuietMessage = TRUE;
     fmInitialized = FALSE;
+    TrapSignal = FALSE;
 }
 
 pid_t