use better versions
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);