* loadlib.h: New header implementing safe LoadLibrary calls.

Include throughout files using LoadLibrary function.
	* cygcheck.cc (dump_sysinfo): Retrieve kernel32.dll handle via
	GetModuleHandle, rather than using LoadLibrary.
	* cygpath.cc (get_long_name): Ditto.
	(do_sysfolders): Append .dll suffix in LoadLibrary call.
	* ldh.cc (WinMain): Use LoadLibraryExW with DONT_RESOLVE_DLL_REFERENCES
	to avoid loading malicious library code.
	* locale.cc (print_locale_with_codeset): Change way to retrieve
	kernel32.dll path.

winsup/utils/module_info.cc

@@ -1,6 +1,6 @@
 /* module_info.cc
 
-   Copyright 1999,2000,2001 Red Hat, Inc.
+   Copyright 1999,2000,2001,2010 Red Hat, Inc.
 
    Written by Egor Duda <deo@logos-m.ru>
 
@@ -13,6 +13,7 @@ details. */
 #include <stdlib.h>
 #include <windows.h>
 #include <psapi.h>
+#include "loadlib.h"
 
 static int psapi_loaded = 0;
 static HMODULE psapi_module_handle = NULL;