Function WinHTTPQueryHeaderString

Sources/Shared/IO/WebRequest.cpp:1800–1804

		}

		String WinHTTPQueryHeaderString(HINTERNET hRequest, DWORD dwInfoLevel, LPCWSTR pwszName = WINHTTP_HEADER_NAME_BY_INDEX)
		{
			auto result = WinHTTPQueryAllHeaderStrings(hRequest, dwInfoLevel, pwszName);
			return (result.empty() ? String{} : result.back());
		}

		String WinHTTPQueryOptionString(HINTERNET hInternet, DWORD dwOption)
		{