--- a/jamvm-1.5.4/src/os/linux/os.c	2009-12-31 19:40:48.000000000 -0100
+++ a/jamvm-1.5.4/src/os/linux/os.c	2015-01-31 23:04:01.279197925 -0100
@@ -46,7 +46,7 @@ 
 }
 
 int nativeAvailableProcessors() {
-#ifdef __UCLIBC__
+#if defined(__UCLIBC__) || !defined(__GLIBC__)
     return 1;
 #else
     return get_nprocs();