let codecs and timers use existing pool and add new file i/o backend

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@212 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/mod_sndfile/Makefile

@@ -0,0 +1,15 @@
+LDFLAGS += -lsndfile -L/usr/local/lib
+
+all:	depends $(MOD).so
+
+depends:
+	$(BASE)/buildlib.sh $(BASE) install libsndfile-1.0.12.tar.gz
+
+$(MOD).so: $(MOD).c
+	$(CC) $(CFLAGS) -fPIC -c $(MOD).c -o $(MOD).o 
+	$(CC) $(SOLINK) -o $(MOD).so  $(MOD).o $(LDFLAGS)
+
+
+clean:
+	rm -fr *.so *.o *~
+