usr/src/usr.bin/file/magdir/mail.news

# Unfortunately, saved netnews also has From line added in some news software.
#0      string          From            mail text
# There are tests to ascmagic.c to cope with mail and news.
0       string          Relay-Version:  old news text
0       string          #!\ rnews       batched news text
0       string          N#!\ rnews      mailed, batched news text
0       string          Forward\ to     mail forwarding text
0       string          Pipe\ to        mail piping text
0       string          Return-Path:    smtp mail text
0       string          Path:           news text
0       string          Xref:           news text
0       string          From:           news or mail text
0       string          Article         saved news text