Index: reactos/dll/win32/shell32/shell32.spec
===================================================================
--- reactos/dll/win32/shell32/shell32.spec	(revision 74497)
+++ reactos/dll/win32/shell32/shell32.spec	(working copy)
@@ -283,7 +283,7 @@
 284 stdcall SHEmptyRecycleBinA(long str long)
 285 stdcall SHEmptyRecycleBinW(long wstr long)
 286 stub SHEnableServiceObject
-287 stub SHEnumerateUnreadMailAccountsW
+287 stdcall SHEnumerateUnreadMailAccountsW(ptr long ptr long)
 288 stdcall SHExtractIconsW(wstr long long long ptr ptr long long) user32.PrivateExtractIconsW
 289 stdcall SHFileOperation(ptr) SHFileOperationA
 290 stdcall SHFileOperationA(ptr)
Index: reactos/dll/win32/shell32/stubs.cpp
===================================================================
--- reactos/dll/win32/shell32/stubs.cpp	(revision 74497)
+++ reactos/dll/win32/shell32/stubs.cpp	(working copy)
@@ -112,6 +112,21 @@
 /*
  * Unimplemented
  */
+EXTERN_C HRESULT
+WINAPI
+SHEnumerateUnreadMailAccountsW(HKEY user,
+                               DWORD idx,
+                               LPWSTR mailaddress,
+                               INT mailaddresslen)
+{
+    FIXME("SHEnumerateUnreadMailAccountsW(%p %d %p %d) stub\n",
+        user, idx, mailaddress, mailaddresslen);
+    return E_NOTIMPL;
+}
+
+/*
+ * Unimplemented
+ */
 EXTERN_C VOID
 WINAPI
 CheckDiskSpace(VOID)