auth: Avoid nonstandard #pragma once

diff --git a/src/auth/auth-policy.h b/src/auth/auth-policy.h
index 590d0f834a2c814a3a939126ca6526a2f56dbcb7..1c81945d70926ee30efb6a1656e57d1d77fa299a 100644 (file)
--- a/src/auth/auth-policy.h
+++ b/src/auth/auth-policy.h
@@ -1,4 +1,5 @@
-#pragma once
+#ifndef AUTH_POLICY_H
+#define AUTH_POLICY_H
 
 typedef void (*auth_policy_callback_t)(int, void *);
 
@@ -6,3 +7,5 @@ void auth_policy_check(struct auth_request *request, const char *password, auth_
 void auth_policy_report(struct auth_request *request);
 void auth_policy_init(void);
 void auth_policy_deinit(void);
+
+#endif