Fixed RtlDosPathNameToNtPathName_U prototype.

dlls/ntdll/path.c

diff --git a/dlls/ntdll/path.c b/dlls/ntdll/path.c
index ac17fa0..52d1335 100644
--- a/dlls/ntdll/path.c
+++ b/dlls/ntdll/path.c
@@ -314,7 +314,7 @@
  * FIXME:
  *      + fill the cd structure
  */
-BOOLEAN  WINAPI RtlDosPathNameToNtPathName_U(PWSTR dos_path,
+BOOLEAN  WINAPI RtlDosPathNameToNtPathName_U(PCWSTR dos_path,
                                              PUNICODE_STRING ntpath,
                                              PWSTR* file_part,
                                              CURDIR* cd)

include/winternl.h

diff --git a/include/winternl.h b/include/winternl.h
index c23273c..7595d29 100644
--- a/include/winternl.h
+++ b/include/winternl.h
@@ -1258,7 +1258,7 @@
 void      WINAPI RtlDestroyProcessParameters(RTL_USER_PROCESS_PARAMETERS*);
 DOS_PATHNAME_TYPE WINAPI RtlDetermineDosPathNameType_U(PCWSTR);
 BOOLEAN   WINAPI RtlDoesFileExists_U(LPCWSTR);
-BOOLEAN   WINAPI RtlDosPathNameToNtPathName_U(LPWSTR,PUNICODE_STRING,PWSTR*,CURDIR*);
+BOOLEAN   WINAPI RtlDosPathNameToNtPathName_U(PCWSTR,PUNICODE_STRING,PWSTR*,CURDIR*);
 ULONG     WINAPI RtlDosSearchPath_U(LPCWSTR, LPCWSTR, LPCWSTR, ULONG, LPWSTR, LPWSTR*);
 WCHAR     WINAPI RtlDowncaseUnicodeChar(WCHAR);
 NTSTATUS  WINAPI RtlDowncaseUnicodeString(UNICODE_STRING*,const UNICODE_STRING*,BOOLEAN);