On Wed, 18 Mar 2009, ²Üæà wrote:

> I am using CURL7.18.0_OPENSSL0.9.8G_SSH2-0.18_AIX5.3_64BIT.

[...]

> Then when the program executing, a sentence ¡°data: rename a.cpp to b.cpp¡±
> will appear on the screen, but this is not what i expected I want to confirm
> whether this sentence is a trace printed by libcurl itself or not?

libcurl does not output that, and you can easily verify that by checking the
source code.

-- 
  / daniel.haxx.se