--- xnu/xnu-12377.101.15/tests/subsystem_root_path.h
+++ /dev/null
@@ -1,30 +0,0 @@
-#include <unistd.h>
-#include <spawn.h>
-#include <sys/wait.h>
-
-#define SUBSYSTEM_ROOT_PATH_KEY "subsystem_root_path"
-
-#define HELPER_BEHAVIOR_NOT_SET    "not_set"
-#define HELPER_BEHAVIOR_SET        "set"
-#define HELPER_BEHAVIOR_FORK_EXEC  "fork_exec"
-#define HELPER_BEHAVIOR_SPAWN      "spawn"
-
-static int
-_spawn_and_wait(char ** args, posix_spawnattr_t *attr)
-{
-	int pid;
-	int status;
-
-	if (posix_spawn(&pid, args[0], NULL, attr, args, NULL)) {
-		return -1;
-	}
-	if (waitpid(pid, &status, 0) < 0) {
-		return -1;
-	}
-
-	if (WIFEXITED(status) && (WEXITSTATUS(status) == 0)) {
-		return 0;
-	}
-
-	return -1;
-}