use better versions
diff --git a/INSTALL b/INSTALL
index 945f2a8..6bf7a67 100755
--- a/INSTALL
+++ b/INSTALL
@@ -16,10 +16,10 @@
 	if ./a.out
 	then	
 		echo "	NPTL found."
-		echo "SYSVERSION=2.6" >$PLAN9/config
+		echo "SYSVERSION=2.6.x" >$PLAN9/config
 	else
 		echo "	NPTL not found."
-		echo "SYSVERSION=2.4" >$PLAN9/config
+		echo "SYSVERSION=2.4.x" >$PLAN9/config
 	fi
 	rm -f ./a.out
 fi
diff --git a/lib/linux-isnptl.c b/lib/linux-isnptl.c
index d28fe87..e4c23c6 100644
--- a/lib/linux-isnptl.c
+++ b/lib/linux-isnptl.c
@@ -9,6 +9,7 @@
 	ulong x;
 
 	x = (ulong)pthread_self();
+	printf("%lx\n", x);
 	if(x < 1024*1024)
 		exit(1);	/* NOT NPTL */
 	exit(0);
diff --git a/src/cmd/auxclog.c b/src/cmd/auxclog.c
index aa55833..5e06592 100644
--- a/src/cmd/auxclog.c
+++ b/src/cmd/auxclog.c
@@ -29,7 +29,7 @@
 	char buf[8192];
 
 	argv0 = argv[0];
-	if(argc < 3){
+	if(argc > 3){
 		fprint(2, "usage: %s console logfile \n", argv0);
 		exits("usage");
 	}