Cosmetic change in strncpy
Cosmetic change in strncpy

Coverity complained about a possible string not terminated in list.
However, it is not true because a few lines above we concatenate a
string (value) that is null-terminated. Hence, at the end we'll have a
null-terminated string. It doesn't cost us much silencing the static
analyzer.

eulerto/pgquarrel,eulerto/pgquarrel