$NetBSD$

--- Makefile.orig	2015-10-22 21:22:34.000000000 +0000
+++ Makefile
@@ -29,7 +29,7 @@ LDFLAGS +=$(shell pkg-config --libs   gt
 CFLAGS  +=$(shell pkg-config --cflags cairo)
 LDFLAGS +=$(shell pkg-config --libs   cairo)
 
-PREFIX=/usr/local
+PREFIX?=/usr/local
 BINDIR=$(PREFIX)/bin
 SHAREDIR=$(PREFIX)/share
 
@@ -60,7 +60,7 @@ install: install-bin install-share
 # rm the old binary first in case it's still in use
 install-bin: pangoterm
 	install -d $(DESTDIR)$(BINDIR)
-	$(LIBTOOL) --mode=install cp --remove-destination pangoterm $(DESTDIR)$(BINDIR)/pangoterm
+	$(LIBTOOL) --mode=install cp pangoterm $(DESTDIR)$(BINDIR)/pangoterm
 
 install-share:
 	install -d $(DESTDIR)$(SHAREDIR)/pixmaps