func HasPatchedQT() bool {
	return C.wkhtmltopdf_extended_qt() != 0
}
HasPatchedQT returns true if the library is built against the
wkhtmltopdf version of QT.
package pdf
import "C"
import "errors"
var registry *objectRegistry
func Init() error {
	if C.wkhtmltopdf_init(0) != 1 {
		return errors.New("could not initialize library")
	}
	registry = newObjectRegistry()
	return nil
}
func Version() string {
	return C.GoString(C.wkhtmltopdf_version())
}