$NetBSD$

--- Makefile.orig	2016-03-23 12:05:46.000000000 +0000
+++ Makefile
@@ -1,16 +1,16 @@
 OBJS := $(patsubst %.cpp,%.o,$(wildcard src/*.cpp src/hqx/*.cpp))
 
 DESTDIR = 
-PREFIX  = /usr/local
+PREFIX  ?= /usr/local
 DATADIR = $(PREFIX)/share
 BINDIR  = $(PREFIX)/bin
 ICONDIR  = $(DATADIR)/pixmaps
 APPDIR  = $(DATADIR)/applications
 
-CXX = g++
+CXX ?= g++
 
-CXXFLAGS = -Wall -std=c++98 -pedantic `sdl-config --cflags` -pipe
-all   : CXXFLAGS += -O2 -s -DNDEBUG -fno-threadsafe-statics -march=native -fomit-frame-pointer -ffast-math -fno-exceptions -fno-rtti
+CXXFLAGS = -Wall -std=c++98 -pedantic `sdl-config --cflags`
+all   : CXXFLAGS += -O2 -s -DNDEBUG -fno-threadsafe-statics -fomit-frame-pointer -ffast-math -fno-exceptions -fno-rtti
 debug : CXXFLAGS += -O0 -g
 
 LDFLAGS = `sdl-config --libs` -lSDL_image -lSDL_net
@@ -37,7 +37,7 @@ $(EXE): $(OBJS)
 	@$(CXX) -MM $(CXXFLAGS) $*.cpp > $*.d
 	@mv -f $*.d $*.d.tmp
 	@sed -e 's|.*:|$*.o:|' < $*.d.tmp > $*.d
-	@sed -e 's/.*://' -e 's/\\$$//' < $*.d.tmp | fmt -1 | \
+	@sed -e 's/.*://' -e 's/\\$$//' < $*.d.tmp | fmt | \
 	  sed -e 's/^ *//' -e 's/$$/:/' >> $*.d
 	@rm -f $*.d.tmp
 
@@ -56,10 +56,10 @@ install-data:
 	cp -R data/* $(DESTDIR)$(DATADIR)/$(EXE)
 
 install-desktop:
-	install -d $(DESTDIR)$(ICONDIR)
-	cp data/images/icon.png $(DESTDIR)$(ICONDIR)/$(EXE).png
-	install -d $(DESTDIR)$(APPDIR)
-	cp desktop $(DESTDIR)$(APPDIR)/$(EXE).desktop
+	#install -d $(DESTDIR)$(ICONDIR)
+	#cp data/images/icon.png $(DESTDIR)$(ICONDIR)/$(EXE).png
+	#install -d $(DESTDIR)$(APPDIR)
+	#cp desktop $(DESTDIR)$(APPDIR)/$(EXE).desktop
 
 uninstall: uninstall-exec uninstall-data uninstall-desktop