-> od -c word.txt 
0000000    1  \r   2  \r   3  \r   4  \r   5  \r
0000012
-> od -c textedit.txt
0000000    1  \n   2  \n   3  \n   4  \n   5  \n
0000012
-> od -c emacs.txt
0000000    1  \n   2  \n   3  \n   4  \n   5  \n
0000012
-> od -c nano.txt 
0000000    1  \n   2  \n   3  \n   4  \n   5  \n
0000012