meyering@cs.utexas.edu (Jim Meyering) (02/03/89)
On a sun4-os4, % echo ab | /public/bin/sed 's/b/\\b/' | od -c 0000000 a \0 b \n 0000004 % echo ab | /bin/sed 's/b/\\b/' | od -c 0000000 a \ b \n 0000004 % -- --- Jim Meyering meyering@cs.utexas.edu