Do not expand BASE variable while creating Makefiles for modules (so you can…

Do not expand BASE variable while creating Makefiles for modules (so you can actually move the freeswitch source around after a build)

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@8346 d0543943-73ff-0310-b7d9-9358b9ac24b2

build/modmake.rules.in

@@ -93,7 +93,7 @@ Makefile:
 	@if test ! -f $@; then \
 	  if ! pwd | grep $(switch_srcdir)/src/mod ; then rulesdir=$(switch_srcdir) ; else rulesdir=../../../.. ; fi ; \
 	  echo BASE=$$rulesdir > Makefile ; \
-	  echo "include $(BASE)/build/modmake.rules" >> Makefile ; \
+	  echo 'include $(BASE)/build/modmake.rules' >> Makefile ; \
 	fi ;
 
 $(CURLLA):