Index: devel/libsoup/Makefile
===================================================================
--- devel/libsoup/Makefile	(revision 519130)
+++ devel/libsoup/Makefile	(working copy)
@@ -70,4 +70,13 @@
 		${STAGEDIR}${PREFIX}/include/libsoup-2.4/libsoup/soup-connection.h
 .endif
 
-.include <bsd.port.mk>
+.include <bsd.port.pre.mk>
+
+.if ${ARCH:Mpowerpc*}
+# you need either 12-STABLE after src r343207 or 13-CURRENT after src r341387
+.if ${OSVERSION} < 1200501 || (${OSVERSION} >= 1300000 && ${OSVERSION} < 1300005)
+BROKEN=		fails to build on powerpc: you need a kernel with OSVERSION past 1200501 or past 1300005, but you have ${OSVERSION}
+.endif
+.endif
+
+.include <bsd.port.post.mk>