Function getn_func 

pub unsafe fn getn_func(n: usize) -> *mut func_t

Get pointer to function structure by number. \param n number of function, is in range 0..get_func_qty()-1 \return ptr to a function or nullptr. This function returns a function entry chunk. \deprecated Use get_func_ea_by_num() or get_func_entry_info_by_num() for safer access.