build: separate compiler and libs

compiler/internal/lib/os/exec/unix_eaccess_other.go

@@ -0,0 +1,13 @@
+// Copyright 2022 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build unix && !linux
+
+package exec
+
+import "syscall"
+
+func unixEaccess(path string, mode uint32) error {
+	return syscall.ENOSYS
+}