8365296: Build failure with Clang due to -Wformat warning after JDK-8364611

Reviewed-by: ayang, mbaesken

Author: hgqxjj

test/jdk/java/lang/ProcessBuilder/childSignalDisposition/exePrintSignalDisposition.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2025, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -72,11 +72,7 @@ int main(int argc, char** argv) {
         } else {
             printf("%p ", handler);
         }
-#ifdef _AIX
         printf("%X\n", act.sa_flags);
-#else
-        printf("%X %X\n", act.sa_flags, act.sa_mask);
-#endif
     }
 
     return 0;