Underscore separator for build constraint file

path_unix.go

@@ -0,0 +1,16 @@
+//go:build unix && !darwin
+package nasin
+
+import "git.tebibyte.media/tomo/xdg/basedir"
+
+func userDataDir () (string, error) {
+	return basedir.DataHome()
+}
+
+func userConfigDir () (string, error) {
+	return basedir.ConfigHome()
+}
+
+func userCacheDir () (string, error) {
+	return basedir.CacheHome()
+}