Push the values of a structure's fields onto the stack
Integer_Type num = _push_struct_field_values (Struct_Type s)
The _push_struct_field_values
function pushes the values of
all the fields of a structure onto the stack, returning the
number of items pushed. The fields are pushed such that the last
field of the structure is pushed first.
get_struct_field_names, get_struct_field_value