#define CPD_UISTATE_MODE_ALLOW 0x00000002
#define CPD_UISTATE_MODE_MASK 0x00000003
-typedef BOOL (CALLBACK *PFN_PROVUI_CALL)(HWND hWndSecurityDialog,
+typedef BOOL (*PFN_PROVUI_CALL)(HWND hWndSecurityDialog,
struct _CRYPT_PROVIDER_DATA *pProvData);
typedef struct _CRYPT_PROVUI_FUNCS {