fix duplicate symbol between this and benchmark.c
diff --git a/benchmarks/large.c b/benchmarks/large.c
index aee787b..8892e1b 100644
--- a/benchmarks/large.c
+++ b/benchmarks/large.c
@@ -10,7 +10,7 @@
 
 KDB * kdb;
 Key * key;
-KeySet * large;
+KeySet * large2;
 
 void benchmarkOpen (void)
 {
@@ -39,33 +39,33 @@ void benchmarkLookupByName (void)
 	for (i = 0; i < NUM_DIR; i++)
 	{
 		snprintf (name, KEY_NAME_LENGTH, "%s/%s%d", KEY_ROOT, "dir", i);
-		ksLookupByName (large, name, 0);
+		ksLookupByName (large2, name, 0);
 		for (j = 0; j < NUM_KEY; j++)
 		{
 			snprintf (name, KEY_NAME_LENGTH, "%s/%s%d/%s%d", KEY_ROOT, "dir", i, "key", j);
-			ksLookupByName (large, name, 0);
+			ksLookupByName (large2, name, 0);
 		}
 	}
 }
 
 void benchmarkReread (void)
 {
-	kdbGet (kdb, large, key);
+	kdbGet (kdb, large2, key);
 }
 
 void benchmarkInwrite (void)
 {
-	kdbSet (kdb, large, key);
+	kdbSet (kdb, large2, key);
 }
 
 void benchmarkRewrite (void)
 {
-	kdbSet (kdb, large, key);
+	kdbSet (kdb, large2, key);
 }
 
 void benchmarkWriteout (void)
 {
-	kdbSet (kdb, large, key);
+	kdbSet (kdb, large2, key);
 }
 
 void benchmarkClose (void)
@@ -113,6 +113,6 @@ int main (void)
 	benchmarkClose ();
 	timePrint ("Closed key database");
 
-	ksDel (large);
+	ksDel (large2);
 	keyDel (key);
 }