Hello Guix!

Currently, while building tdesktop, I get this error 
(https://paste.debian.net/plain/1180757).

New diff file is attached with this email, which is to be applied on top 
off master (efa773f94a18b40f2c63795f364ae87dade76f60).

Any ideas on how to rectify this error?

Regards,
RG.