Year 2038 Problem
Czech Post has extended the default duration of the PDZ credit from 5 to 99 years.
We have made changes to the API of libdatovka in order to mitigate the problem.
The API and ABI of the upcoming libdatovka-0.2.0 is incompatible with previous versions of the library.
The changes affect the whole library but are currently necessary only because isds_get_commercial_permissions()
.