Index: audio/lame/Makefile
===================================================================
--- audio/lame/Makefile	(revision 558734)
+++ audio/lame/Makefile	(working copy)
@@ -20,8 +20,12 @@
 
 DOC_FILES=	API LICENSE README TODO USAGE
 
-OPTIONS_DEFINE=	DOCS
+OPTIONS_DEFINE=	DOCS SNDFILE
 
+SNDFILE_CONFIGURE_ON=	--with-fileio=sndfile
+SNDFILE_CONFIGURE_OFF=	--with-fileio=lame
+SNDFILE_LIB_DEPENDS=	libsndfile.so:audio/libsndfile 
+
 .include <bsd.port.pre.mk>
 
 .if ${ARCH} == "i386"