Merge pull request #40134 from kolyshkin/homedir-osusergo

Revert "homedir: add cgo or osusergo buildtag constraints for unix"

pkg/homedir/homedir_unix.go

@@ -1,4 +1,4 @@
-// +build !windows,cgo !windows,osusergo
+// +build !windows
 
 package homedir // import "github.com/docker/docker/pkg/homedir"
 
@@ -16,8 +16,11 @@ func Key() string {
 // Get returns the home directory of the current user with the help of
 // environment variables depending on the target operating system.
 // Returned path should be used with "path/filepath" to form new paths.
-// If compiling statically, ensure the osusergo build tag is used.
-// If needing to do nss lookups, do not compile statically.
+//
+// If linking statically with cgo enabled against glibc, ensure the
+// osusergo build tag is used.
+//
+// If needing to do nss lookups, do not disable cgo or set osusergo.
 func Get() string {
 	home := os.Getenv(Key())
 	if home == "" {