Index: dll/win32/mprapi/mprapi.c
===================================================================
--- dll/win32/mprapi/mprapi.c	(revision 49459)
+++ dll/win32/mprapi/mprapi.c	(working copy)
@@ -45,6 +45,32 @@
 }
 
 /***********************************************************************
+ * MprAdminGetErrorString (MPRAPI.@)
+ *
+ * Return a unicode string for the given mpr errorcode
+ *
+ * PARAMS
+ *  mprerror [i] errorcode, for which a description is requested
+ *  localstr [o] pointer, where a buffer with the error description is returned
+ *
+ * RETURNS
+ *  Failure: ERROR_MR_MID_NOT_FOUND, when mprerror is not known
+ *  Success: ERROR_SUCCESS, and in localstr a pointer to a buffer from LocalAlloc,
+ *           which contains the error description.
+ *
+ * NOTES
+ *  The caller must free the returned buffer with LocalFree
+ *
+ */
+DWORD APIENTRY MprAdminGetErrorString(DWORD mprerror, LPWSTR *localstr)
+{
+    FIXME("(0x%x/%u, %p): stub!\n", mprerror, mprerror, localstr);
+
+    *localstr = NULL;
+    return ERROR_MR_MID_NOT_FOUND;
+}
+
+/***********************************************************************
  *      MprAdminIsServiceRunning (MPRAPI.@)
  */
 BOOL APIENTRY MprAdminIsServiceRunning(LPWSTR server)
Index: dll/win32/mprapi/mprapi.spec
===================================================================
--- dll/win32/mprapi/mprapi.spec	(revision 49459)
+++ dll/win32/mprapi/mprapi.spec	(working copy)
@@ -6,7 +6,7 @@
 @ stub MprAdminDeregisterConnectionNotification
 @ stub MprAdminDeviceEnum
 @ stub MprAdminEstablishDomainRasServer
-@ stub MprAdminGetErrorString
+@ stdcall MprAdminGetErrorString(long ptr)
 @ stub MprAdminGetPDCServer
 @ stub MprAdminInterfaceConnect
 @ stub MprAdminInterfaceCreate
Index: media/doc/README.WINE
===================================================================
--- media/doc/README.WINE	(revision 49459)
+++ media/doc/README.WINE	(working copy)
@@ -90,6 +90,7 @@
 reactos/dll/win32/mciwave         # Autosync
 reactos/dll/win32/mlang           # Autosync
 reactos/dll/win32/mpr             # Autosync
+reactos/dll/win32/mprapi          # Synced to Wine-20101031
 reactos/dll/win32/msacm32         # Autosync
 reactos/dll/win32/msadp32.acm     # Autosync
 reactos/dll/win32/mscat32         # Autosync