Function dw_sys::dwarf_getattrs

pub unsafe extern "C" fn dwarf_getattrs(
    die: *mut Dwarf_Die, 
    callback: Option<unsafe extern "C" fn(_: *mut Dwarf_Attribute, _: *mut c_void) -> c_int>, 
    arg: *mut c_void, 
    offset: ptrdiff_t
) -> ptrdiff_t