env GOOS=android GOARCH=amd64 CGO_ENABLED=0 ! go build -o $devnull cmd/buildid stderr 'android/amd64 requires external \(cgo\) linking, but cgo is not enabled' ! stderr 'cannot find runtime/cgo' ! go test -c -o $devnull os stderr '# os\nandroid/amd64 requires external \(cgo\) linking, but cgo is not enabled' ! stderr 'cannot find runtime/cgo' env GOOS=ios GOARCH=arm64 CGO_ENABLED=0 ! go build -o $devnull cmd/buildid stderr 'ios/arm64 requires external \(cgo\) linking, but cgo is not enabled' ! stderr 'cannot find runtime/cgo' ! go test -c -o $devnull os stderr '# os\nios/arm64 requires external \(cgo\) linking, but cgo is not enabled' ! stderr 'cannot find runtime/cgo'