Function dwfl_module_getsym_info 

pub unsafe extern "C" fn dwfl_module_getsym_info(
    mod_: *mut Dwfl_Module,
    ndx: c_int,
    sym: *mut GElf_Sym,
    addr: *mut GElf_Addr,
    shndxp: *mut GElf_Word,
    elfp: *mut *mut Elf,
    bias: *mut Dwarf_Addr,
) -> *const c_char