* dwarf2read.c dwarfread.c exec.c infcmd.c infrun.c main.c

mdebugread.c os9kread.c source.c top.c utils.c:  Don't
	include param.h or sys/file.h (or unistd.h in some cases).
	* defs.h exec.c inflow.c remote-array.c remote-e7000.c
	sparcl-tdep.c terminal.h utils.c:  Replace all occurances of
	__WIN32__, WINGDB, WIN32, etc... with _WIN32.
	* main.c:  Remove #ifndef WINGDB around option processing.  Fix
	bug with passing argc==0 and argv==NULL to getopt.
	* (main) Remove calls to access() before source_command.  Let
	soure_command handle access errors.
	* maint.c (maintenance_dump_me):  #ifdef out for _WIN32.
	* symtab.c (operator_chars):  Make this global for wingdb.
	* top.c (disconnect):  #ifdef out for _WIN32.
	* (source_command):  If got an error and from_tty, then call print
	error, else just return quietly.
	* utils.c (fatal_dump_core):  Can't kill ourselves under windows.
	Just exit.
	* (pollquit notice_quit):  #ifdef out stuff that doesn't exist
	under windows.

gdb/maint.c

@@ -88,7 +88,7 @@ maintenance_command (args, from_tty)
   help_list (maintenancelist, "maintenance ", -1, gdb_stdout);
 }
 
-
+#ifndef _WIN32
 /* ARGSUSED */
 static void
 maintenance_dump_me (args, from_tty)
@@ -101,6 +101,7 @@ maintenance_dump_me (args, from_tty)
       kill (getpid (), SIGQUIT);
     }
 }
+#endif
 
 /*  Someday we should allow demangling for things other than just
     explicit strings.  For example, we might want to be able to
@@ -307,11 +308,13 @@ to test internal functions such as the C++ demangler, etc.",
 		  &maintenanceprintlist, "maintenance print ", 0,
 		  &maintenancelist);
 
+#ifndef _WIN32
   add_cmd ("dump-me", class_maintenance, maintenance_dump_me,
 	   "Get fatal error; make debugger dump its core.\n\
 GDB sets it's handling of SIGQUIT back to SIG_DFL and then sends\n\
 itself a SIGQUIT signal.",
 	   &maintenancelist);
+#endif
 
   add_cmd ("demangle", class_maintenance, maintenance_demangle,
 	   "Demangle a C++ mangled name.\n\