diff --git a/games/battlestar/Makefile b/games/battlestar/Makefile
index 96e26bb93d5d..ea449e9ea70e 100644
--- a/games/battlestar/Makefile
+++ b/games/battlestar/Makefile
@@ -1,4 +1,5 @@
 #	@(#)Makefile	8.1 (Berkeley) 5/31/93
+# $FreeBSD$
 
 PROG=	battlestar
 SRCS=	battlestar.c com1.c com2.c com3.c com4.c com5.c com6.c com7.c \
@@ -11,7 +12,9 @@ HIDEGAME=hidegame
 #CFLAGS+= -Wall -W
 
 beforeinstall:
+.if !exists(${DESTDIR}/var/games/battlestar.log)
 	${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m 664 /dev/null \
 	    ${DESTDIR}/var/games/battlestar.log
+.endif
 
 .include <bsd.prog.mk>
diff --git a/games/canfield/canfield/Makefile b/games/canfield/canfield/Makefile
index a3b3a7cda2c3..bd361aba247f 100644
--- a/games/canfield/canfield/Makefile
+++ b/games/canfield/canfield/Makefile
@@ -1,4 +1,5 @@
 #	@(#)Makefile	8.1 (Berkeley) 5/31/93
+# $FreeBSD$
 
 PROG=	canfield
 MAN6=	canfield.6
@@ -8,8 +9,10 @@ HIDEGAME=hidegame
 MLINKS=	canfield.6 cfscores.6
 
 beforeinstall:
+.if !exists(${DESTDIR}/var/games/cfscores)
 	${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m 664 /dev/null \
 	    ${DESTDIR}/var/games/cfscores
+.endif
 
 .include "../../Makefile.inc"
 .include <bsd.prog.mk>
diff --git a/games/cribbage/Makefile b/games/cribbage/Makefile
index a21ae20d2c98..1265970d065a 100644
--- a/games/cribbage/Makefile
+++ b/games/cribbage/Makefile
@@ -1,4 +1,5 @@
 #	@(#)Makefile	8.1 (Berkeley) 5/31/93
+# $FreeBSD$
 
 PROG=	cribbage
 DPADD=	${LIBCURSES} ${LIBTERMCAP} ${LIBCOMPAT}
@@ -10,7 +11,9 @@ HIDEGAME=hidegame
 beforeinstall:
 	${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m ${NOBINMODE} \
 	  ${.CURDIR}/cribbage.n  ${DESTDIR}${SHAREDIR}/games/cribbage.instr
+.if !exists(${DESTDIR}/var/games/criblog)
 	${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m 664 /dev/null \
 	    ${DESTDIR}/var/games/criblog
+.endif
 
 .include <bsd.prog.mk>
diff --git a/games/hack/Makefile b/games/hack/Makefile
index 9875900be9af..e2ad5d39173a 100644
--- a/games/hack/Makefile
+++ b/games/hack/Makefile
@@ -1,4 +1,5 @@
 #	@(#)Makefile	8.1 (Berkeley) 5/31/93
+# $FreeBSD$
 
 PROG=	hack
 SRCS=	alloc.c hack.Decl.c hack.apply.c hack.bones.c hack.c hack.cmd.c \
@@ -31,14 +32,16 @@ makedefs: makedefs.o
 beforeinstall:
 	${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m ${NOBINMODE} /dev/null \
 	    ${DESTDIR}/var/games/hackdir/perm
+.if !exists(${DESTDIR}/var/games/hackdir/record)
 	${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m 460 /dev/null \
 	    ${DESTDIR}/var/games/hackdir/record
+.endif
 	${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m 440 ${.CURDIR}/rumors \
 	    ${DESTDIR}/var/games/hackdir/rumors
 	${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m ${NOBINMODE} \
 	    ${.CURDIR}/help  ${.CURDIR}/hh ${.CURDIR}/data \
 	    ${DESTDIR}/var/games/hackdir
-	rm -f ${DESTDIR}/var/games/hackdir/bones* \
-	    ${DESTDIR}/var/games/hackdir/save/*
+#	rm -f ${DESTDIR}/var/games/hackdir/bones* \
+#	    ${DESTDIR}/var/games/hackdir/save/*
 
 .include <bsd.prog.mk>
diff --git a/games/larn/Makefile b/games/larn/Makefile
index b31c431e2ddc..43b0468462cd 100644
--- a/games/larn/Makefile
+++ b/games/larn/Makefile
@@ -1,4 +1,5 @@
 #	@(#)Makefile	5.12 (Berkeley) 5/30/93
+# $FreeBSD$
 
 # EXTRA
 #	Incorporates code to gather additional performance statistics
@@ -65,9 +66,13 @@ beforeinstall:
 	(cd ${.CURDIR}/datfiles; ${INSTALL} -c -o ${BINOWN} -g ${BINGRP} \
 	    -m ${NOBINMODE} larnmaze larnopts larn.help \
 	    ${DESTDIR}${SHAREDIR}/games/larn)
+.if !exists(${DESTDIR}/var/games/larn/lscore12.0)
 	${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m 660 /dev/null \
 	    ${DESTDIR}/var/games/larn/lscore12.0
+.endif
+.if !exists(${DESTDIR}/var/games/larn/llog12.0)
 	${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m 660 /dev/null \
 	    ${DESTDIR}/var/games/larn/llog12.0
+.endif
 
 .include <bsd.prog.mk>
diff --git a/games/phantasia/Makefile b/games/phantasia/Makefile
index db321333c18b..8478020d3ff1 100644
--- a/games/phantasia/Makefile
+++ b/games/phantasia/Makefile
@@ -1,4 +1,5 @@
 #	@(#)Makefile	8.1 (Berkeley) 5/31/93
+# $FreeBSD$
 
 PROG=	phantasia
 SRCS=	main.c fight.c io.c interplayer.c gamesupport.c misc.c phantglobs.c
@@ -24,8 +25,12 @@ setup: cross-phantglobs.o setup.o ${LIBM}
 	${CC} -static ${CFLAGS} ${LDFLAGS} -o ${.TARGET} ${.ALLSRC:M*.o} -lm
 
 beforeinstall:
+.for file in ${DATAFILES}
+.if !exists(${DESTDIR}/var/games/phantasia/${file})
 	${INSTALL} ${COPY} -o ${BINOWN} -g ${BINGRP} -m 660 \
-	    ${DATAFILES} ${DESTDIR}/var/games/phantasia
+	    ${file} ${DESTDIR}/var/games/phantasia
+.endif
+.endfor
 
 # Make Phantasia map.  Change the map commands reflect your installation.
 # PLOTDEVICE is used for plotting the map.  Change as appropriate.
diff --git a/games/robots/Makefile b/games/robots/Makefile
index 18503e010bc3..6ef8d9c998c9 100644
--- a/games/robots/Makefile
+++ b/games/robots/Makefile
@@ -1,4 +1,5 @@
 #	@(#)Makefile	8.1 (Berkeley) 5/31/93
+# $FreeBSD$
 
 PROG=	robots
 CFLAGS+=-DMAX_PER_UID=5
@@ -10,7 +11,9 @@ LDADD=	-lcurses -ltermcap -lcompat
 HIDEGAME=hidegame
 
 beforeinstall:
+.if !exists(${DESTDIR}/var/games/robots_roll)
 	${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m 664 /dev/null \
 	    ${DESTDIR}/var/games/robots_roll
+.endif
 
 .include <bsd.prog.mk>
diff --git a/games/rogue/Makefile b/games/rogue/Makefile
index c0a038df3ae1..58846a177dc5 100644
--- a/games/rogue/Makefile
+++ b/games/rogue/Makefile
@@ -1,4 +1,5 @@
 #	@(#)Makefile	8.1 (Berkeley) 5/31/93
+# $FreeBSD$
 
 PROG=	rogue
 CFLAGS+=-DUNIX -fwritable-strings
@@ -11,7 +12,9 @@ HIDEGAME=hidegame
 MAN6=	rogue.6
 
 beforeinstall:
+.if !exists(${DESTDIR}/var/games/rogue.scores)
 	${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m 664 /dev/null \
 	    ${DESTDIR}/var/games/rogue.scores
+.endif
 
 .include <bsd.prog.mk>
diff --git a/games/sail/Makefile b/games/sail/Makefile
index d6ee0db39307..e73ccc958841 100644
--- a/games/sail/Makefile
+++ b/games/sail/Makefile
@@ -1,4 +1,5 @@
 #	@(#)Makefile	8.1 (Berkeley) 5/31/93
+# $FreeBSD$
 
 PROG=	sail
 SRCS=	main.c pl_main.c pl_1.c pl_2.c pl_3.c pl_4.c pl_5.c pl_6.c pl_7.c \
@@ -10,7 +11,9 @@ LDADD=	-lcurses -ltermcap -lcompat
 HIDEGAME=hidegame
 
 beforeinstall:
+.if !exists(${DESTDIR}/var/games/saillog)
 	${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m 664 /dev/null \
 	    ${DESTDIR}/var/games/saillog
+.endif
 
 .include <bsd.prog.mk>
diff --git a/games/snake/snake/Makefile b/games/snake/snake/Makefile
index a119453838c3..220c4bfcf1b7 100644
--- a/games/snake/snake/Makefile
+++ b/games/snake/snake/Makefile
@@ -1,4 +1,5 @@
 #	@(#)Makefile	8.1 (Berkeley) 5/31/93
+# $FreeBSD$
 
 PROG=	snake
 SRCS=	snake.c move.c
@@ -9,10 +10,14 @@ HIDEGAME=hidegame
 MLINKS=	snake.6 snscore.6
 
 beforeinstall:
+.if !exists(${DESTDIR}/var/games/snakerawscores)
 	${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m 664 /dev/null \
 	    ${DESTDIR}/var/games/snakerawscores
+.endif
+.if !exists(${DESTDIR}/var/games/snake.log)
 	${INSTALL} -c -o ${BINOWN} -g ${BINGRP} -m 664 /dev/null \
 	    ${DESTDIR}/var/games/snake.log
+.endif
 
 .include "../../Makefile.inc"
 .include <bsd.prog.mk>