Use of the Mysql CAPI

Hi, i have a table with a field varchar(15). I use the Mysql CAPI to get the value this field. The problem is:  What's the function's type to return this value? What's the variable's type that will receive the data?   In attach is a file with a piece of my code. Tanks for attention and p

Use of the Mysql CAPI

Hi, i have a table with a field varchar(15). I use the Mysql CAPI to get the value this field. The problem is:  What's the function's type to return this value? What's the variable's type that will receive the data?   In attach is a file with a piece of my code. Tanks for attention and pl