tac not available on FreeBSD, fix permission in tslib package

package/tslib/Makefile

@@ -27,6 +27,9 @@ CONFIGURE_ARGS+=	--disable-ucb1x00 \
 			--disable-linear-h2200 \
 			--disable-arctic2
 
+pre-build:
+	@chmod u+x ${WRKBUILD}/install-sh
+
 post-install:
 	$(INSTALL_DIR) $(IDIR_TSLIB)/etc
 	$(INSTALL_DIR) $(IDIR_TSLIB)/usr/lib/ts

scripts/tsort

@@ -7,6 +7,9 @@ case $os in
 	NetBSD|MirBSD|OpenBSD)
 		/usr/bin/tsort -r
 		;;
+	FreeBSD)
+		/usr/bin/tsort | tail -r
+		;;
 	*)
 		/usr/bin/tsort | tac
 		;;