npkgsyms    int // number of package symbols, for accounting
	nhashedsyms int // number of hashed symbols, for accounting
}

const (
	pkgDef = iota
	hashed64Def
	hashedDef
	nonPkgDef
	nonPkgRef
)

// objidx
const (
	nilObj = iota
	extObj
	goObjStart
)

// extSymPayload holds the payload (data + relocations) for linker-synthesized