hi all!

The freebsd versions of sed contained a bug/regression, when \n char
can i subsitue, gsed not affected with this bug:

FreeBSD xxx 8.1-RELEASE FreeBSD 8.1-RELEASE #0: Mon Jul 19 02:55:53
UTC 2010     [email protected]:/usr/obj/usr/src/sys/GENERIC
 i386
a...@xxx ~> echo axa | sed s/x/\n/g
ana
a...@xxx ~> echo axa | sed s/x/'\n'/g
ana
it is FreeBSD 8.1 base systems sed

a...@centaur:~$ uname -a
Linux centaur 2.6.18-6-686 #1 SMP Thu Aug 20 21:56:59 UTC 2009 i686 GNU/Linux
a...@centaur:~$ echo axa | sed s/x/\n/g
ana
a...@centaur:~$ echo axa | sed s/x/'\n'/g
a
a
a...@centaur:~$ sed --version
GNU sed verzió 4.1.5



ural2:~$ uname -a
SunOS ural2 5.8 Generic_117350-62 sun4u sparc
ural2:~$ echo axa | sed s/x/\n/g
ana
ural2:~$ echo axa | sed s/x/'\n'/g
a
a
ural2:~$ sed --version
GNU sed version 4.2.1
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