<para>The function takes a pointer to an array of
<structname>sd_bus_error_map</structname> structures. A reference
to the specified array is added to the lookup tables for error
- mappings. Note that the structure is not copied, it is hence
+ mappings. Note that the structure is not copied, and that it is hence
essential that the array stays available and constant during the
entire remaining runtime of the process.</para>