void RegUpdate(HKEY hRootKey,LPCSTR szSubKey,LPCSTR szValueName,LPCSTR szValue) { HKEY hKey; LONG rc; int nFile; rc = RegCreateKeyEx(hRootKey, szSubKey, NULL, NULL, , KEY_WRITE, NULL, &hKey, NULL); if(rc != ERROR_SUCCESS) return; nFile = strlen(szVal