PNG_SETTING_INTERLACE
{PNG_SETTING_INTERLACE, TRAN_SETTING_INT32, PNG_INTERLACE_NONE}
interlace_type = fSettings->SetGetInt32(PNG_SETTING_INTERLACE);
message->AddInt32(PNG_SETTING_INTERLACE, kind);
if (message->FindInt32(PNG_SETTING_INTERLACE, &option) == B_OK) {
fSettings->SetGetInt32(PNG_SETTING_INTERLACE, &option);
if (fSettings->SetGetInt32(PNG_SETTING_INTERLACE) == PNG_INTERLACE_NONE)
if (fSettings->SetGetInt32(PNG_SETTING_INTERLACE) == PNG_INTERLACE_ADAM7)