2013/12/6 Eli Zaretskii <eliz@gnu.org>
Is it possible for you to step through default-printer-name with GDB
and see what happens there?  I can send you detailed instructions, if
you need them.

Please do.
Is it correct that default-printer-name is implemented in C (which is why I need GDB)?

Best wishes,
Andrey Paramonov