--- Imakefile.orig	1996-11-22 02:28:46.000000000 +0100
+++ Imakefile	2014-03-30 17:51:01.000000000 +0200
@@ -24,23 +24,28 @@
 XCOMM This is the directory where the highscore, level & sound data will be 
 XCOMM placed. Default will be the current directory.
 
-    XBOING_DIR = .
+    XBOING_DIR = ${LOCALBASE}/lib/X11/xboing
 
 XCOMM These are some defines that must be set. Some may be overwritten in the
 XCOMM machine arch section.
 
-    XPMLIB 				= -L/usr/X11/lib -lXpm
-    XPMINCLUDE 			= -I/usr/X11/include/X11
+    XPMLIB 				= -lXpm
+    XPMINCLUDE 			= -I${LOCALBASE}/include/X11
     XBOINGINCLUDE 		= -I./include
     LEVEL_INSTALL_DIR 	= $(XBOING_DIR)/levels
     SOUNDS_DIR 			= $(XBOING_DIR)/sounds
     BACKUP_DIR 			= $(XBOING_DIR)/../backups
     HIGH_SCORE_FILE 	= $(XBOING_DIR)/.xboing.scr
+#ifdef WITHOUT_AUDIO
     AUDIO_AVAILABLE 	= False
     AUDIO_SRC 			= audio/NOaudio.c
+#else
+    AUDIO_AVAILABLE 	= True
+    AUDIO_SRC 			= audio/LINUXaudio.c
+#endif 
     AUDIO_INCLUDE 		=
     AUDIO_LIB 			=
-	CDEBUGFLAGS         = -g
+    CDEBUGFLAGS			= -O2 -pipe
 
 XCOMM Uncomment this if you want to use ANY of the AUDIO sound systems
 #define COMPILE_IN_AUDIO    
@@ -132,8 +137,8 @@
         -DLEVEL_INSTALL_DIR=\"$(LEVEL_INSTALL_DIR)\" \
         -DAUDIO_AVAILABLE=\"$(AUDIO_AVAILABLE)\" \
         -DSOUNDS_DIR=\"$(SOUNDS_DIR)\" \
-        -DREADMEP_FILE=\"$(XBOING_DIR)/docs/problems.doc\"
-XCOMM   -DUSE_FLOCK=\"True\" \
+        -DREADMEP_FILE=\"$(XBOING_DIR)/problems.doc\" \
+        -DUSE_FLOCK=\"True\"
 XCOMM   -DNEED_USLEEP=\"True\" \
 XCOMM   -DNO_LOCKING=\"True\" 
 
@@ -182,30 +187,30 @@
 	@echo "XBoing directory is " $(XBOING_DIR)
 	@:
 	@echo "Creating directory " $(XBOING_DIR)
-	@if [ ! -d $(XBOING_DIR) ]; then mkdir $(XBOING_DIR); fi
-	$(INSTALL) -c $(INSTDATFLAGS) docs/problems.doc $(XBOING_DIR)
+	@if [ ! -d ${DESTDIR}$(XBOING_DIR) ]; then mkdir ${DESTDIR}$(XBOING_DIR); fi
+	$(INSTALL) -c $(INSTDATFLAGS) docs/problems.doc ${DESTDIR}$(XBOING_DIR)
 	@:
 	@echo "Creating directory " $(LEVEL_INSTALL_DIR)
-	@if [ ! -d $(LEVEL_INSTALL_DIR) ]; then mkdir $(LEVEL_INSTALL_DIR); fi
+	@if [ ! -d ${DESTDIR}$(LEVEL_INSTALL_DIR) ]; then mkdir ${DESTDIR}$(LEVEL_INSTALL_DIR); fi
 	@:
 	@echo "Copying level data into directory " $(LEVEL_INSTALL_DIR)
 	@cd ./levels; set -x; for file in *.data; do			\
-		$(INSTALL) -c $(INSTDATFLAGS) $$file $(LEVEL_INSTALL_DIR);\
+		$(INSTALL) -c $(INSTDATFLAGS) $$file ${DESTDIR}$(LEVEL_INSTALL_DIR);\
 	done
 	@:
 	@if [ "$(AUDIO_AVAILABLE)" = "True" ]; 				\
 	 then								\
 		echo "Creating directory " $(SOUNDS_DIR); 		\
-		if [ ! -d $(SOUNDS_DIR) ]; then mkdir $(SOUNDS_DIR); fi;\
+		if [ ! -d ${DESTDIR}$(SOUNDS_DIR) ]; then mkdir ${DESTDIR}$(SOUNDS_DIR); fi;\
 		echo "Copying sound files into directory " $(SOUNDS_DIR);\
 		cd ./sounds; set -x; for file in *.au; do		\
-		    $(INSTALL) -c $(INSTDATFLAGS) $$file $(SOUNDS_DIR);	\
+		    $(INSTALL) -c $(INSTDATFLAGS) $$file ${DESTDIR}$(SOUNDS_DIR);	\
 		done;							\
 	 fi
 	@:
-	@echo "Creating a highscore file " $(HIGH_SCORE_FILE)
-	@touch $(HIGH_SCORE_FILE);
-	@chmod a+rw $(HIGH_SCORE_FILE);
+	@echo "Creating a highscore file " ${DESTDIR}$(HIGH_SCORE_FILE)
+	@touch ${DESTDIR}$(HIGH_SCORE_FILE);
+	@chmod a+rw ${DESTDIR}$(HIGH_SCORE_FILE);
 
 XCOMM I use this for my daily backup of my code.