How to pronounce“dwine”in English

“Without visible mark or sign she was elf-shot; and the proof of this appeared from her going off her milk, dwining away, and dying before her calves could be counted on the hooves of one foot.”

“Old Mrs. Jennery, of Springholm, never had a daughter of her own, neither had her son, the father of the twin lads whom he left to his mother's care when he died of the dwine, as the country-folk called it.”