--- Unix/Makefile.orig	Tue Mar 24 12:13:02 1998
+++ Unix/Makefile	Sat Dec  1 10:53:00 2001
@@ -9,15 +9,18 @@
 # Use : 
 #     make install
 
-DESTDIR      = ../Unix/
-COMPIL_FLAGS = -g
+PREFIX			= %%PREFIX%%
+DESTDIRLIB		= %%PREFIX%%/lib
+DESTDIRINC		= %%PREFIX%%/include
+
+COMPIL_FLAGS = -O2
 
 
 # SunOS: AR should be declared as ar r
 AR      = ar -r
 # AR      = ar r
 
-INSTALL = cp -p
+INSTALL = cp -pR
 RM      = rm -f
 
 
@@ -51,9 +54,10 @@
 	ranlib $@
 
 install:: $(TEST_DIRECTORY) lib$(LIB_NAME).a
-	@if [ -d $(DESTDIR) ]; then set +x; \
-		else (set -x; $(MKDIRHIER) $(DESTDIR) $(DESTDIR)); fi
-	$(INSTALL) $(INSTLIBFLAGS) lib$(LIB_NAME).a $(DESTDIR) 
+	@if [ -d $(DESTDIRLIB) ]; then set +x; \
+		else (set -x; $(MKDIRHIER) $(DESTDIRLIB) $(DESTDIRLIB)); fi
+	$(INSTALL) $(INSTLIBFLAGS) lib$(LIB_NAME).a $(DESTDIRLIB) 
+	$(INSTALL) $(TCP4U_INC)/*4u.h $(DESTDIRINC)
 
 test_directory: 
 	@if [ ! -r tcp4u.c ]; then \