r := relocs.At(ri)
		if r.IsMarker() {
			continue // skip marker relocations
		}
		rSym := r.Sym()
		if r.Weak() && !ldr.AttrReachable(rSym) {
			continue
		}
		if ctxt.BuildMode == BuildModePIE && ctxt.LinkMode == LinkInternal {
			// It's expected that some relocations will be done
			// later by relocsym (R_TLS_LE, R_ADDROFF), so
			// don't worry if Adddynrel returns false.
			thearch.Adddynrel(target, ldr, syms, s, r, ri)

		}
		return "default PIE binary"
	}

	// Using -ldflags=-linkmode=external forces external linking.
	// If there are multiple -linkmode options, the last one wins.
	if p != nil {
		ldflags := BuildLdflags.For(p)
		for i := len(ldflags) - 1; i >= 0; i-- {
			a := ldflags[i]
			if a == "-linkmode=external" ||
				a == "-linkmode" && i+1 < len(ldflags) && ldflags[i+1] == "external" {
				return a

	// try to link internally and should revert to external linking.
	// The token we pass is a suggestion, not a mandate; if a user is
	// explicitly asking for a specific linkmode via the "-linkmode"
	// flag, the token will be ignored. NB: in theory we could ditch
	// the token approach and just pass a flag to the linker when we
	// eventually invoke it, and the linker flag could then be

//		of the Go toolchain itself. Use beyond that purpose is unsupported.
//	GO_EXTLINK_ENABLED
//		Whether the linker should use external linking mode
//		when using -linkmode=auto with code that uses cgo.
//		Set to 0 to disable external linking mode, 1 to enable it.
//	GIT_ALLOW_PROTOCOL
//		Defined by Git. A colon-separated list of schemes that are allowed