Here's a revised patch.  The `Using ...' message now appears after the 
copyright.

GNU gdb 2003-08-05-cvs
...
This GDB was configured as "x86_64-unknown-linux-gnu".
(gdb) file 
/home/cagney/PENDING/2003-08-05-warn-thread-db/N-x86_64-unknown-linux
-gnu/gdb/testsuite/gdb.threads/pthreads
Reading symbols from 
/home/cagney/PENDING/2003-08-05-warn-thread-db/N-x86_64-unk
nown-linux-gnu/gdb/testsuite/gdb.threads/pthreads...done.
Using host libthread_db library "libthread_db.so.1"
(gdb) ...
(gdb) run
Starting program: 
/home/cagney/PENDING/2003-08-05-warn-thread-db/N-x86_64-unknow
n-linux-gnu/gdb/testsuite/gdb.threads/pthreads
[Thread debugging using libthread_db enabled]
[New Thread 182894192832 (LWP 28501)]
[Switching to Thread 182894192832 (LWP 28501)]

Thoughts?

Anyone know how to get a version number from libthread_db, or it's 
absolute path?

Andrew