luajit: allow to build Lua extensions without lua

Signed-off-by: Francois Perrad <francois.perrad@gadz.org>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/luajit/luajit-05-install-inc.patch

@@ -0,0 +1,17 @@
+Install includes like lua's ones
+
+Signed-off-by: Francois Perrad <francois.perrad@gadz.org>
+
+Index: b/Makefile
+===================================================================
+--- a/Makefile
++++ b/Makefile
+@@ -31,7 +31,7 @@ DPREFIX= $(DESTDIR)$(PREFIX)
+ INSTALL_BIN=   $(DPREFIX)/bin
+ INSTALL_LIB=   $(DPREFIX)/lib
+ INSTALL_SHARE= $(DPREFIX)/share
+-INSTALL_INC=   $(DPREFIX)/include/luajit-$(MAJVER).$(MINVER)
++INSTALL_INC=   $(DPREFIX)/include
+ 
+ INSTALL_LJLIBD= $(INSTALL_SHARE)/luajit-$(VERSION)
+ INSTALL_JITLIB= $(INSTALL_LJLIBD)/jit