Modfiy new.h to accomodate Singular.
--- src.orig/include/NTL/new.h	2012-08-06 17:12:25.658913083 +0200
+++ src/include/NTL/new.h	2012-08-06 17:11:15.002915713 +0200
@@ -12,7 +12,8 @@
 #include <NTL/config.h>
 #include <new>
 
-#define NTL_NEW_OP new (std::nothrow)
+// commenting std::nothrow makes this ntl work properly with Singular
+#define NTL_NEW_OP new //(std::nothrow) 
 
 
 #endif
