Make libkern.a for standalone problems and install it into ./usr/lib

lib/libkern/Makefile

@@ -0,0 +1,71 @@
+#	$NetBSD: Makefile,v 1.1 2013/08/20 17:35:41 matt Exp $
+
+WITHOUT_MAN=true  # defined
+
+.include <bsd.obj.mk>		# Pull in OBJDIR name rules.
+.include <bsd.own.mk>
+
+LIB=	kern
+DBG=	-Os
+
+MKDEBUGLIB:=    no
+MKLINT:=        no
+MKPICINSTALL:=  no
+MKPIC:=         no
+MKPROFILE:=     no
+
+S= ${NETBSDSRCDIR}/sys
+CPPFLAGS+= -nostdinc -I${.OBJDIR} -I${S} -I${S}/arch
+
+CPPFLAGS+= -D_STANDALONE
+
+COPTS+=	-ffreestanding
+COPTS+=	-fno-stack-protector
+COPTS+=	-fno-unwind-tables
+CWARNFLAGS+= -Werror
+CWARNFLAGS+= -Wall -Wmissing-prototypes -Wstrict-prototypes -Wpointer-arith
+
+.if !make(obj) && !make(clean) && !make(cleandir)
+.NOPATH: machine
+.endif
+
+realdepend realall: machine
+CLEANFILES+= ${MACHINE_CPU} machine
+
+machine::
+	-rm -f ${MACHINE_CPU} machine
+	ln -s ${S}/arch/${MACHINE}/include machine
+	ln -s ${S}/arch/${MACHINE_CPU}/include ${MACHINE_CPU}
+
+${OBJS}: machine
+
+### find out what to use for libkern
+KERN_AS=	library
+KERNDIR=	${S}/lib/libkern
+
+.include "${S}/lib/libkern/Makefile.libkern"
+.ifndef ARCHSUBDIR
+.BEGIN:
+	@echo no ARCHSUBDIR for ${MACHINE_ARCH} nor ${MACHINE_CPU}
+	@false
+.endif
+
+cleandir distclean: .WAIT cleanlibdir
+
+cleanlibdir:
+	-rm -rf lib
+
+.include <bsd.lib.mk>
+
+lib${LIB}.o:: ${OBJS}
+	@echo building standard ${LIB} library
+	@rm -f lib${LIB}.o
+	@${LD} -r -o lib${LIB}.o `NM=${NM} ${LORDER} ${OBJS} | ${TSORT}`
+
+lib${LIB}.po:: ${POBJS}
+	@echo building profiled ${LIB} library
+	@rm -f lib${LIB}.po
+	@${LD} -r -o lib${LIB}.po `NM=${NM} ${LORDER} ${POBJS} | ${TSORT}`
+
+showsources: ${SRCS}
+	@echo ${.ALLSRC}