add support for doing make from the module directory of the in tree modules.

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@4586 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/event_handlers/mod_cdr/Makefile

@@ -2,6 +2,7 @@
 # local_all local_depend local_clean depend_install local_install local_distclean local_extraclean:
 
 # and define these variables to impact your build
+MODNAME=mod_cdr
 LOCAL_CFLAGS=
 LOCAL_LDFLAGS=
 LOCAL_OBJS=cdrcontainer.o basecdr.o baseregistry.o pddcdr.o csvcdr.o xmlcdr.o sqlitecdr.o
@@ -15,4 +16,4 @@ ifneq ($(shell which mysql_config),)
   LOCAL_OBJS    += mysqlcdr.o
 endif
 
-include $(BASE)/build/modmake.rules
+include ../../../../build/modmake.rules