The word "manitou" doesn't specifically mean "werewolf" in Algonquin but more broadly signifies a spirit-being that is both tangible and conceptual; everything has its own manitou, even a machine.
This is the second time that Michael Horse has played a sheriff or deputy, most famously in Twin Peaks (1990). He would go on to play another one in the TV series Roswell (1999).
When Mulder says the line "They told me that even though my deodorant is made for a woman, it's strong enough for a man.", he is referring to Proctor and Gamble's Secret womens deodorant. The tagline "Strong enough for a man, but made for a women." was first used in 1972. It was still widely used well into the late 90s. It is one of the most well know advertising tag lines and was frequently parodied and adapted for other situations.