That means “eventually, after all the obligatory caterwauling, yes we will”. Otherwise, they would just say no.
Religions are going to have schisms over homosexual marriage.
Homosexual marriage is a red flag of how much has changed in our culture, and a red flag of further changes. Its very predictable. Some religions will hold fast to their traditional teachings and traditional marriage definition. Others will try to “change with the times” and try to be more liberal. Its very predictable that there will be splits and upheavals in church memberships too, as individual people have to decide if they want to go along with these changes.