file extension N - cygwin man file
File type specification:
File type data not available.
Extension icon: 
.N
File extension N description:
File extension N entry has not yet been fully verified by File-Extensions.org team. It was added in the past to our library and appeared to be accurate.
If you know more or some useful information about N file extension, please send us a message by clicking on submit extension button at the top of page.
.n