diff -ruN ../classpath/classpath-0.93/native/jni/java-io/java_io_VMFile.c ./native/jni/java-io/java_io_VMFile.c
--- ../classpath/classpath-0.93/native/jni/java-io/java_io_VMFile.c	2006-09-23 08:17:45.000000000 +0300
+++ ./native/jni/java-io/java_io_VMFile.c	2021-09-03 01:08:17.073644627 +0300
@@ -278,6 +278,7 @@
   const char *filename;
   int result;
   jint entryType;
+  int fres;
 
   /* Don't use the JCL convert function because it throws an exception
      on failure */
@@ -288,9 +289,22 @@
     }
 
   result = cpio_checkType (filename, &entryType);
+
+  fres = 1;
+
+  if (result != CPNATIVE_OK)
+    {
+      fres = 0;
+    }
+
+  if (entryType != CPFILE_FILE)
+    {
+      fres = 0;
+    }
+
   (*env)->ReleaseStringUTFChars (env, name, filename);
 
-  return result == CPNATIVE_OK && entryType == CPFILE_FILE ? 1 : 0;
+  return fres;
 #else /* not WITHOUT_FILESYSTEM */
   return 0;
 #endif /* not WITHOUT_FILESYSTEM */