om /cygdrive/c/WINNT/system32/python22.dll
(gdb) cont
Continuing.
&gt;&gt;&gt; from my_ext import *

Breakpoint 1, 0x1e04eff0 in python22!PyOS_Readline ()
   from /cygdrive/c/WINNT/system32/python22.dll
(gdb) # my_ext now loaded (with any debugging symbols it contains)
</pre>
    </blockquote>

    <h3>Debugging extensions through Boost.Build</h3>
    If you are launching your extension module tests with <a href=
    "../../../../tools/build/v1/build_system.htm">Boost.Build</a> using the
    <code>boost-pyt