Don't assume that "echo" lives in /bin.

* xargs/xargs.c (main): Change default_cmd from "/bin/echo" (which
may not be present on some POSIX systems) to "echo" (which must
exist somewhere on $PATH on any POSIX system).
* doc/find.texi (Multiple Files): document this.
* NEWS: Describe this change.
* xargs/testsuite/xargs.sysv/empty_def-t.xe: Change /bin/echo to
echo.
* xargs/testsuite/xargs.gnu/n2-s26-x-0.exp: Change -s26 to -s21 to
keep the expected test result the same.  Rename the test to
reflect the updated arguments.
* xargs/testsuite/xargs.gnu/n2-s26-x-0.xo: Rename to
n2-s21-x-0.xo.
* xargs/testsuite/xargs.gnu/n2-s26-0.exp: Rename to n2-s21-0.exp,
update -s argument.
* xargs/testsuite/xargs.posix/s30.exp: Rename to s25.exp, update -s.
* xargs/testsuite/xargs.posix/s30.xo: Rename to s25.xo.
* xargs/testsuite/xargs.gnu/s30-0.exp: Rename to s25-0.exp, update
-s argument.
* xargs/testsuite/xargs.gnu/s30-0.xo: Rename to s25-0.xo.
* xargs/testsuite/xargs.sysv/s30-t.exp: Rename to s25-t.exp,
update -s.
* xargs/testsuite/xargs.sysv/s30-t.xo: Rename to s25-t.xo.
* xargs/testsuite/xargs.sysv/s30-t.xe: Rename to s25-t.xe, change
/bin/echo to just echo.
* xargs/testsuite/xargs.posix/s47.exp: Rename to s42.exp, update -s.
* xargs/testsuite/xargs.posix/s47.xo: Rename to s42.xo.
* xargs/testsuite/xargs.gnu/n3-s36-0.exp: Rename to n3-s31-0.exp,
update -s.
* xargs/testsuite/xargs.gnu/n3-s36-0.xo: Rename to n3-s31-0.xo.
* xargs/testsuite/xargs.gnu/s20-0.exp: Rename to s15-0.exp, update
-s.
* xargs/testsuite/xargs.gnu/s20-0.xo: Rename to s15-0.xo.
* xargs/testsuite/xargs.posix/n2-s26.exp: Rename to n2-s21.exp,
update -s.
* xargs/testsuite/xargs.posix/n2-s26.xo: Rename to n2-s21.xo.
* xargs/testsuite/xargs.gnu/s19-0.exp: Rename to s14-0.exp, update
-s.
* xargs/testsuite/xargs.gnu/s19-0.xo: Rename to s14-0.xo.
* xargs/testsuite/xargs.gnu/s19_2-0.exp: Rename to s14_2-0.exp,
update -s.
* xargs/testsuite/xargs.gnu/s19_2-0.xo: Rename to s14_2-0.xo.
* xargs/testsuite/xargs.posix/n3-s36.exp: Rename to n3-s31.exp,
update -s.
* xargs/testsuite/xargs.posix/n3-s36.xo: Rename to n3-s31.xo.
* xargs/testsuite/xargs.posix/s19.exp: Rename to s14.exp, update
-s.
* xargs/testsuite/xargs.posix/s19.xo: Rename to s14.xo.
* xargs/testsuite/xargs.posix/s19_2.exp: Rename to s14_2.exp,
update -s.
* xargs/testsuite/xargs.posix/s19_2.xo: Rename to s14_2.xo.
* xargs/testsuite/xargs.posix/s20.exp: Rename to s15.exp,
update -s.
* xargs/testsuite/xargs.posix/s20.xo: Rename to s15.xo.
* xargs/testsuite/Makefile.am (EXTRA_DIST_XO): Update names.
(EXTRA_DIST_EXP): Likewise.

1 files changed, 1 insertions, 1 deletions

diff --git a/doc/find.texi b/doc/find.texi
index e40b61f9..5d9b096c 100644
--- a/doc/find.texi
+++ b/doc/find.texi
@@ -2203,7 +2203,7 @@ xargs @r{[}@var{option}@dots{}@r{]} @r{[}@var{command} @r{[}@var{initial-argumen
 @code{xargs} normally reads arguments from the standard input.  These
 arguments are delimited by blanks (which can be protected with double
 or single quotes or a backslash) or newlines.  It executes the
-@var{command} (default is @file{/bin/echo}) one or more times with any
+@var{command} (the default is @file{echo}) one or more times with any
 @var{initial-arguments} followed by arguments read from standard
 input.  Blank lines on the standard input are ignored.  If the
 @samp{-L} option is in use, trailing blanks indicate that @code{xargs}