mpr: Constify some variables

[Andrew Talbot]

Changelog:
    mpr: Constify some variables.

diff -urN a/dlls/mpr/wnet.c b/dlls/mpr/wnet.c
--- a/dlls/mpr/wnet.c	2007-05-23 21:55:15.000000000 +0100
+++ b/dlls/mpr/wnet.c	2007-05-27 16:24:27.000000000 +0100
@@ -339,7 +339,7 @@
  * Browsing Functions
  */
 
-static LPNETRESOURCEW _copyNetResourceForEnumW(LPNETRESOURCEW lpNet)
+static LPNETRESOURCEW _copyNetResourceForEnumW(const NETRESOURCEW *lpNet)
 {
     LPNETRESOURCEW ret;
 
@@ -386,7 +386,7 @@
 }
 
 static PWNetEnumerator _createGlobalEnumeratorW(DWORD dwScope, DWORD dwType,
- DWORD dwUsage, LPNETRESOURCEW lpNet)
+ DWORD dwUsage, const NETRESOURCEW *lpNet)
 {
     PWNetEnumerator ret = HeapAlloc(GetProcessHeap(),
      HEAP_ZERO_MEMORY, sizeof(WNetEnumerator));
@@ -449,7 +449,7 @@
  * failure.
  */
 static DWORD _thunkNetResourceArrayWToA(const NETRESOURCEW *lpNetArrayIn,
- LPDWORD lpcCount, LPVOID lpBuffer, LPDWORD lpBufferSize)
+ const DWORD *lpcCount, LPVOID lpBuffer, const DWORD *lpBufferSize)
 {
     DWORD i, numToThunk, totalBytes, ret;
     LPSTR strNext;
@@ -534,7 +534,7 @@
  * failure.
  */
 static DWORD _thunkNetResourceArrayAToW(const NETRESOURCEA *lpNetArrayIn,
- LPDWORD lpcCount, LPVOID lpBuffer, LPDWORD lpBufferSize)
+ const DWORD *lpcCount, LPVOID lpBuffer, const DWORD *lpBufferSize)
 {
     DWORD i, numToThunk, totalBytes, ret;
     LPWSTR strNext;
@@ -861,7 +861,7 @@
     return ret;
 }
 
-static DWORD _countProviderBytesW(PWNetProvider provider)
+static DWORD _countProviderBytesW(const WNetProvider *provider)
 {
     DWORD ret;
 
@@ -876,7 +876,7 @@
 }
 
 static DWORD _enumerateProvidersW(PWNetEnumerator enumerator, LPDWORD lpcCount,
- LPVOID lpBuffer, LPDWORD lpBufferSize)
+ LPVOID lpBuffer, const DWORD *lpBufferSize)
 {
     DWORD ret;