Index: Makefile
===================================================================
--- Makefile	(revision 518435)
+++ Makefile	(working copy)
@@ -22,7 +22,6 @@
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
 IGNORE_powerpc64=	./lightning/lightning.h:81:2: GNU lightning does not support the current target
-BROKEN_i386=		segfaults during build
 
 LIB_DEPENDS=	libcairo.so:graphics/cairo \
 		libffi.so:devel/libffi \
@@ -52,11 +51,17 @@
 
 FUTURES_DESC=	Enable futures
 JIT_DESC=	Enable JIT compiler
-JIT_CFLAGS=	-msse -msse2 -mfpmath=sse
 
+FUTURES_IMPLIES=	JIT
 FUTURES_CONFIGURE_ENABLE=	futures
 JIT_CONFIGURE_ENABLE=		jit
 
+.include <bsd.port.options.mk>
+
+.if ${PORT_OPTIONS:MJIT} && ${ARCH} == "amd64"
+CFLAGS+=	-msse -msse2 -mfpmath=sse
+.endif
+
 post-install:
 	${FIND} ${STAGEDIR}${PREFIX} -type d -empty -delete
 	${REINPLACE_CMD} -e "s@${STAGEDIR}@@" ${STAGEDIR}${PREFIX}/share/applications/*.desktop