prntvpt: Implement PTReleaseMemory.

dlls/prntvpt/main.c

@@ -51,6 +51,12 @@ BOOL WINAPI DllMain(HINSTANCE hinst, DWORD reason, LPVOID reserved)
     return TRUE;
 }
 
+HRESULT WINAPI PTReleaseMemory(PVOID mem)
+{
+    heap_free(mem);
+    return S_OK;
+}
+
 HRESULT WINAPI PTQuerySchemaVersionSupport(PCWSTR printer, DWORD *version)
 {
     FIXME("stub:%s %p\n", debugstr_w(printer), version);

dlls/prntvpt/prntvpt.spec

@@ -7,7 +7,7 @@
 @ stub PTMergeAndValidatePrintTicket
 @ stub PTConvertPrintTicketToDevMode
 @ stub PTConvertDevModeToPrintTicket
-@ stub PTReleaseMemory
+@ stdcall PTReleaseMemory(ptr)
 @ stub ConvertDevModeToPrintTicketThunk2
 @ stub ConvertDevModeToPrintTicketThunk
 @ stub ConvertPrintTicketToDevModeThunk2

include/prntvpt.h

@@ -28,6 +28,7 @@ DECLARE_HANDLE(HPTPROVIDER);
 HRESULT WINAPI PTOpenProvider(const WCHAR *printer, DWORD version, HPTPROVIDER *provider);
 HRESULT WINAPI PTOpenProviderEx(const WCHAR *printer, DWORD max_version, DWORD pref_version, HPTPROVIDER *provider, DWORD *used_version);
 HRESULT WINAPI PTCloseProvider(HPTPROVIDER);
+HRESULT WINAPI PTReleaseMemory(PVOID);
 
 #ifdef __cplusplus
 }