* ldd.cc (load_dll): Start helper program rather than ldd.exe.

* ldd.cc (load_dll): Start helper program rather than ldd.exe.
(set_entry_point_break): Rename from get_entry_point.
(print_dlls): Rename from print_dlls_and_kill_inferior.  Avoid printing
specific dll name if we're looking at a dll.
(report): Always dump dlls on process exit.  Don't allow thread creation.
Accommodate get_entry_point rename.
(start_process): Start process with DEBUG_ONLY_THIS_PROCESS.
(longopts): Eliminate "dll" option.
(main): Ditto.
* ldd.cc: Use wide character Win32 paths throughout.
(load_dll): Fix size expression (add fn) in realloc.