--- codec/Makefile.orig	2007-11-27 13:38:52.000000000 +0100
+++ codec/Makefile	2008-03-01 18:36:27.000000000 +0100
@@ -1,14 +1,22 @@
 # Makefile for the main OpenJPEG codecs: j2k_to_image and image_to_j2k
 
-CFLAGS = -O3 -lstdc++ # -g -p -pg
+CFLAGS += -lstdc++ # -g -p -pg
+CC ?= gcc
+
+PREFIX = /usr
+INSTALL_BINDIR = $(PREFIX)/bin
 
 all: j2k_to_image image_to_j2k
 
 j2k_to_image: j2k_to_image.c ../libopenjpeg.a
-	gcc $(CFLAGS) compat/getopt.c index.c convert.c j2k_to_image.c -o j2k_to_image -L.. -lopenjpeg -I ../libopenjpeg/ -lm -ltiff
+	$(CC) $(CFLAGS) compat/getopt.c index.c convert.c j2k_to_image.c -o j2k_to_image -L.. -lopenjpeg -I ../libopenjpeg/ -lm -ltiff
 
 image_to_j2k: image_to_j2k.c ../libopenjpeg.a
-	gcc $(CFLAGS) compat/getopt.c index.c convert.c image_to_j2k.c -o image_to_j2k -L.. -lopenjpeg -I ../libopenjpeg/ -lm -ltiff
+	$(CC) $(CFLAGS) compat/getopt.c index.c convert.c image_to_j2k.c -o image_to_j2k -L.. -lopenjpeg -I ../libopenjpeg/ -lm -ltiff
 
 clean:
 	rm -f j2k_to_image image_to_j2k
+
+install: all
+	install -d '$(DESTDIR)$(INSTALL_BINDIR)'
+	install -m 755 j2k_to_image image_to_j2k '$(DESTDIR)$(INSTALL_BINDIR)'