fix building of flint's ntl-interface test.

Author: kiwifb

build/pkgs/flint/patches/flint-2.4.5-test.patch

@@ -0,0 +1,12 @@
+diff -Naur flint-2.4.5.orig/Makefile.in flint-2.4.5/Makefile.in
+--- flint-2.4.5.orig/Makefile.in	2015-05-15 19:05:59.034143372 +1200
++++ flint-2.4.5/Makefile.in	2015-05-15 19:06:26.204204225 +1200
+@@ -212,7 +212,7 @@
+ 	$(QUIET_CXX) $(CXX) $(CFLAGS) $(INCS) -c $< -o $@;
+ 
+ build/interfaces/test/t-NTL-interface$(EXEEXT): interfaces/test/t-NTL-interface.cpp
+-	$(QUIET_CXX) $(CXX) $(CFLAGS) $(INCS) $< build/interfaces/NTL-interface.o -o $@ $(LIBS);
++	$(QUIET_CXX) $(CXX) $(CFLAGS) $(INCS) $< build/interfaces/NTL-interface.lo -o $@ $(LIBS);
+ 
+ print-%:
+ 	@echo '$*=$($*)'