Adds the second #GSList onto the end of the first #GSList. Note that the elements of the second #GSList are not copied. They are used directly.
the #GSList to add to the end of the first #GSList
the start of the new #GSList
See Implementation
Adds the second #GSList onto the end of the first #GSList. Note that the elements of the second #GSList are not copied. They are used directly.