mixed * input_to_info(object player)
Construct an array of all input_to's pending for this interactive
<player>. The first entry in the array is the least recently added
input_to, the last element the most recently added one.
Every item in the array is itself an array of 2 or more entries:
0: The object (only if the function is a string).
1: The function (string or closure).
2..: The argument(s).
Introduced in LDMud 3.2.9.
input_to(E), find_input_to(E), remove_input_to(E),