* dcrt0.cc: Include string.h.

(initial_env): Use small_printf's %P specifier.
	* dll_init.cc (dll_list::alloc): Use PATH_MAX instead of CYG_MAX_PATH
	for path name buffer size.
	* dll_init.h (struct dll): Ditto.
	* environ.cc: Include string.h.
	(win_env::add_cache): Use temporary local buffer for path conversion.
	(posify): Ditto.
	* exceptions.cc (try_to_debug): Use CreateProcessW to allow long path
	names.
	* miscfuncs.cc: Drop unused implementations of strcasematch and
	strncasematch.
	(ch_case_eq): Drop.
	(strcasestr): Drop.
	(cygwin_wcscasecmp): New function.
	(cygwin_wcsncasecmp): New function.
	(cygwin_strcasecmp): New function.
	(cygwin_strncasecmp): New function.
	(cygwin_wcslwr): New function.
	(cygwin_wcsupr): New function.
	(cygwin_strlwr): New function.
	(cygwin_strupr): New function.
	* ntdll.h (RtlDowncaseUnicodeString): Declare.
	(RtlUpcaseUnicodeString): Declare.
	(RtlInt64ToHexUnicodeString): Fix typo in comment.
	* string.h: Disable not NLS aware implementations of strcasematch
	and strncasematch.
	(cygwin_strcasecmp): Declare.
	(strcasecmp): Define as cygwin_strcasecmp.
	(cygwin_strncasecmp): Declare.
	(strncasecmp): Define as cygwin_strncasecmp.
	(strcasematch):Define using cygwin_strcasecmp.
	(strncasematch):Define using cygwin_strncasecmp.
	(cygwin_strlwr): Declare.
	(strlwr): Define as cygwin_strlwr.
	(cygwin_strupr): Declare.
	(strupr): Define as cygwin_strupr.
	* wchar.h: New file.
	* wincap.cc (wincapc::init): Use "NT" as fix OS string.
	* winsup.h (strcasematch): Drop declaration.
	(strncasematch): Ditto.
	(strcasestr): Ditto.

winsup/cygwin/string.h

@@ -1,6 +1,6 @@
 /* string.h: Extra string defs
 
-   Copyright 2001 Red Hat, Inc.
+   Copyright 2001, 2007 Red Hat, Inc.
 
 This file is part of Cygwin.
 
@@ -59,6 +59,8 @@ strechr (const char *s, int c)
   return res;
 }
 
+/* Don't use.  Not NLS aware. */
+#if 0 // Not NLS aware
 extern const char isalpha_array[];
 
 #undef strcasematch
@@ -122,6 +124,26 @@ cygwin_strncasematch (const char *cs, const char *ct, size_t n)
 
   return __res;
 }
+#else
+#undef strcasecmp
+#define strcasecmp cygwin_strcasecmp
+int __stdcall cygwin_strcasecmp (const char *, const char *);
+
+#undef strncasecmp
+#define strncasecmp cygwin_strncasecmp
+int __stdcall cygwin_strncasecmp (const char *, const char *, size_t);
+
+#define strcasematch(s1,s2)	(!cygwin_strcasecmp ((s1),(s2)))
+#define strncasematch(s1,s2,n)	(!cygwin_strncasecmp ((s1),(s2),(n)))
+#endif
+
+#undef strlwr
+#define strlwr cygwin_strlwr
+char * __stdcall cygwin_strlwr (char *);
+
+#undef strupr
+#define strupr cygwin_strupr
+char * __stdcall cygwin_strupr (char *);
 
 #ifdef __cplusplus
 }