--- bsd-kmod/wcb4xxp/Makefile.orig	2015-01-28 06:35:48.000000000 +0600
+++ bsd-kmod/wcb4xxp/Makefile	2015-01-28 06:44:25.000000000 +0600
@@ -5,5 +5,6 @@
 KMOD=	wcb4xxp
 SRCS=	base.c
 SRCS+=	device_if.h bus_if.h pci_if.h
+CFLAGS.clang=	-Wno-unused-command-line-argument
 
 .include <bsd.kmod.mk>
--- bsd-kmod/wcte11xp/Makefile.orig	2015-01-28 06:44:53.000000000 +0600
+++ bsd-kmod/wcte11xp/Makefile	2015-01-28 06:53:29.000000000 +0600
@@ -6,5 +6,6 @@
 SRCS=	wcte11xp.c
 SRCS+=	device_if.h bus_if.h pci_if.h
 CFLAGS=	--param inline-unit-growth=100
+CFLAGS.clang=	-Wno-unused-command-line-argument
 
 .include <bsd.kmod.mk>