--- Makefile.orig	2013-09-10 00:30:53.000000000 +0200
+++ Makefile	2013-09-10 00:40:08.000000000 +0200
@@ -160,6 +160,11 @@
 		s/CAP_IOCTL/cap_rights_init(\&rights, &)/' \
 			${WRKSRC}/src/nvidia_linux.c
 .endif
+# Changes in vm_map_find() due to r255426
+.if ${OSVERSION} >= 1000054
+	${REINPLACE_CMD} -e '/(VM_PROT_READ | VM_PROT_WRITE), 0);$/s/0);$/0, 0);/g' \
+			${WRKSRC}/src/nvidia_subr.c
+.endif
 # Fix stack buffer overflow in nvidia_sysctl_bus_type()
 .if ${NVVERSION} < 3192300
 	${REINPLACE_CMD} -E '/bus_type\[4\]/d ; \