{
// check for MegaCD image
cd_img_type = PicoCdCheck(filename, &cd_region);
- if (cd_img_type >= 0 && cd_img_type != CIT_NOT_CD)
+ if ((int)cd_img_type >= 0 && cd_img_type != CIT_NOT_CD)
{
// valid CD image, ask frontend for BIOS..
rom_fname = NULL;