Upgraded libffi to 3.3

Makefile

 all:
-	tar xf libffi-3.2.1.tar.gz
-	patch -Np1 -d libffi-3.2.1 < libffi-3.2.1-henderson.patch
-	cd libffi-3.2.1 && sed -e '/^includesdir/ s/$$(libdir).*$$/$$(includedir)/' -i include/Makefile.in
-	cd libffi-3.2.1 && sed -e '/^includedir/ s/=.*$$/=@includedir@/' -e 's/^Cflags: -I$${includedir}/Cflags:/' -i libffi.pc.in
-	cd libffi-3.2.1 && ./configure --build=$(CLFS_TARGET) --prefix=/usr --disable-static
-	$(MAKE) -C libffi-3.2.1
+	tar xf libffi-3.3.tar.gz
+	cd libffi-3.3 && sed -e '/^includesdir/ s/$$(libdir).*$$/$$(includedir)/' -i include/Makefile.in
+	cd libffi-3.3 && sed -e '/^includedir/ s/=.*$$/=@includedir@/' -e 's/^Cflags: -I$${includedir}/Cflags:/' -i libffi.pc.in
+	cd libffi-3.3 && ./configure --build=$(CLFS_TARGET) --prefix=/usr --disable-static
+	$(MAKE) -C libffi-3.3
 	if [[ ! "$(BUILD_OPTIONS)" =~ no-tests ]] ; then \
-	    $(MAKE) -C libffi-3.2.1 check ; \
+	    $(MAKE) -C libffi-3.3 check ; \
 	fi
-	$(MAKE) -C libffi-3.2.1 install
-	rm -rf libffi-3.2.1
+	$(MAKE) -C libffi-3.3 install
+	rm -rf libffi-3.3

libffi-3.2.1-henderson.patch

---- libffi-3.0.13/src/aarch64/ffi.c.orig	2015-01-14 13:57:15.098348043 -0500
-+++ libffi-3.0.13/src/aarch64/ffi.c	2015-01-14 13:58:06.023087582 -0500
-@@ -668,7 +668,7 @@ aarch64_prep_args (struct call_context *
- 	      state.ngrn = N_X_ARG_REG;
- 
- 	      memcpy (allocate_to_stack (&state, stack, ty->alignment,
--					 ty->size), ecif->avalue + i, ty->size);
-+					 ty->size), ecif->avalue[i], ty->size);
- 	    }
- 	  break;
-