commit 5acf3bdea5140e90135d15d6479f29fbf624f75e
Author: John Ericson <John.Ericson@Obsidian.Systems>
Date:   Wed Sep 1 15:38:56 2021 +0000

    Don't force building and installing for the build platform
    
    Also remove `compat/` subdir from install directories.

diff --git a/Makefile b/Makefile
index 4bcf227f0e75..9ed1d6eea6ff 100644
--- a/tools/compat/Makefile
+++ b/tools/compat/Makefile
@@ -1,6 +1,6 @@
 #	$NetBSD: Makefile,v 1.87 2019/05/08 02:25:50 thorpej Exp $
 
-HOSTLIB=	nbcompat
+LIB=	nbcompat
 
-.include <bsd.hostinit.mk>
+.include <bsd.own.mk>
 
@@ -94,63 +94,37 @@ include/.stamp:
 
 # Install rules
 
-HOST_LIBDIR=	${TOOLDIR}/lib
-HOST_INCSDIR=	${TOOLDIR}/include
-HOST_SHAREDIR= ${TOOLDIR}/share
-
-install:	.PHONY install.lib includes install.defs.mk
-
-# Install lib${HOSTLIB}.a in ${TOOLDIR}/lib
-install.lib: .PHONY ${HOST_LIBDIR}/lib${HOSTLIB}.a
-${HOST_LIBDIR}/lib${HOSTLIB}.a: lib${HOSTLIB}.a
-	${_MKTARGET_INSTALL}
-	${HOST_INSTALL_DIR} ${HOST_LIBDIR}
-	${HOST_INSTALL_FILE} -m ${LIBMODE} ${.ALLSRC} ${.TARGET}
+install:	.PHONY includes install.defs.mk
 
 .for _f in ${INCFILES}
-HOST_INCINSTFILES+= ${HOST_INCSDIR}/compat/${_f}
-${HOST_INCSDIR}/compat/${_f}: ${_f}
+INCINSTFILES+= ${INCSDIR}/${_f}
+${INCSDIR}/${_f}: ${_f}
 	${_MKTARGET_INSTALL}
-	${HOST_INSTALL_FILE} ${.ALLSRC} ${.TARGET}
+	${INSTALL_FILE} ${.ALLSRC} ${.TARGET}
 .endfor
 
 .for _d in ${INCSUBDIRS}
-HOST_INCINSTDIRS+= ${HOST_INCSDIR}/compat/${_d}
-${HOST_INCSDIR}/compat/${_d}:
+INCINSTDIRS+= ${INCSDIR}/${_d}
+${INCSDIR}/${_d}:
 	${_MKTARGET_INSTALL}
-	${HOST_INSTALL_DIR} ${.TARGET}
+	${INSTALL_DIR} ${.TARGET}
 .endfor
 
-# Install include files in ${TOOLDIR}/include/compat
-includes: .PHONY ${HOST_INCINSTDIRS} .WAIT ${HOST_INCINSTFILES}
+# Install include files in ${INCSDIR}
+includes: .PHONY ${INCINSTDIRS} .WAIT ${INCINSTFILES}
 	@(cd include && find . -name '*.h' -print | while read f ; do \
-	    ${HOST_INSTALL_FILE} $$f ${HOST_INCSDIR}/compat/$$f ; \
+	    ${INSTALL_FILE} $$f ${INCSDIR}/$$f ; \
 	done)
 
 
-# Install defs.mk in ${TOOLDIR}/share/compat
-install.defs.mk: .PHONY ${HOST_SHAREDIR}/compat/defs.mk
-${HOST_SHAREDIR}/compat/defs.mk: defs.mk
+# Install defs.mk in ${DATADIR}
+install.defs.mk: .PHONY ${DATADIR}/defs.mk
+${DATADIR}/defs.mk: defs.mk
 	${_MKTARGET_INSTALL}
-	${HOST_INSTALL_DIR} ${HOST_SHAREDIR}
-	${HOST_INSTALL_DIR} ${HOST_SHAREDIR}/compat
-	${HOST_INSTALL_FILE} ${.ALLSRC} ${.TARGET}
-
-# bsd.hostlib.mk wants HOST_CPPFLAGS, not CPPFLAGS
-
-HOST_CPPFLAGS:=	${CPPFLAGS}
-CPPFLAGS:=	# empty
-
-.include <bsd.hostlib.mk>
-
-# Use uninstalled copy of host-mkdep
-HOST_MKDEP_OBJ!= cd ${.CURDIR}/../host-mkdep && ${PRINTOBJDIR}
-HOST_MKDEP=	${HOST_MKDEP_OBJ}/host-mkdep
-MKDEP=		${HOST_MKDEP}
+	${INSTALL_DIR} ${DATADIR}
+	${INSTALL_FILE} ${.ALLSRC} ${.TARGET}
 
-# Use uninstalled copy of the install program
-INSTALL_OBJ!=	cd ${NETBSDSRCDIR}/tools/binstall && ${PRINTOBJDIR}
-INSTALL=	${INSTALL_OBJ}/xinstall
+.include <bsd.lib.mk>
 
 # Run "${TOOLDIR}/bin/nbmake-${MACHINE} regen" by hand after editing
 # configure.ac.  See more detailed instructions in configure.ac.