diff -uNr old-dynamips-0.2.8-RC3//Makefile dynamips-0.2.8-RC3/Makefile
--- old-dynamips-0.2.8-RC3//Makefile	2011-03-30 15:01:30.000000000 +0200
+++ dynamips-0.2.8-RC3/Makefile	2011-04-11 16:33:07.451266220 +0200
@@ -7,9 +7,13 @@
 #   - Use "nojit" for unsupported architectures.
 export DYNAMIPS_ARCH?=x86
 
-# Do you want to use lib (for 32 bit compiling) or lib64
-export DYNAMIPS_LIB?=lib
-#export DYNAMIPS_LIB?=lib64
+ifeq ($(DYNAMIPS_ARCH), amd64)
+DYNAMIPS_LIB?=lib64
+LIBDIR?=/usr/lib64
+else
+DYNAMIPS_LIB?=lib
+LIBDIR?=/usr/lib
+endif
 
 # For MAC x64 you can compile the "unstable" version, which should work
 # fine, or use stable if you prefer.
@@ -33,8 +37,6 @@
 export VERSION_SUB=-RC3
 
 # Executable binary extension
-export DESTDIR?=/usr
-export BIN_EXT?=
 
 
 .PHONY: all dynamips.stable dynamips.unstable
@@ -50,13 +52,13 @@
 
 install: dynamips.$(DYNAMIPS_CODE)
 	@echo "Installing"
-	install -d $(DESTDIR)/bin $(DESTDIR)/man/man1 $(DESTDIR)/man/man7 $(DESTDIR)/etc
+	install -d $(DESTDIR)/usr/bin $(DESTDIR)/usr/share/man/man1 $(DESTDIR)/usr/share/man/man7 $(DESTDIR)/etc
 	cp dynamips.$(DYNAMIPS_CODE) dynamips
-	install dynamips $(DYNAMIPS_CODE)/nvram_export   $(DESTDIR)/bin/
+	install dynamips $(DYNAMIPS_CODE)/nvram_export   $(DESTDIR)/usr/bin/
 	rm -f dynamips
-	install -m644 dynamips.1        $(DESTDIR)/man/man1
-	install -m644 nvram_export.1    $(DESTDIR)/man/man1
-	install -m644 hypervisor_mode.7 $(DESTDIR)/man/man7
+	install -m644 dynamips.1        $(DESTDIR)/usr/share/man/man1
+	install -m644 nvram_export.1    $(DESTDIR)/usr/share/man/man1
+	install -m644 hypervisor_mode.7 $(DESTDIR)/usr/share/man/man7
 
 
 .PHONY: clean
diff -uNr old-dynamips-0.2.8-RC3//stable/Makefile dynamips-0.2.8-RC3/stable/Makefile
--- old-dynamips-0.2.8-RC3//stable/Makefile	2011-03-30 15:01:30.000000000 +0200
+++ dynamips-0.2.8-RC3/stable/Makefile	2011-04-11 16:33:05.115266219 +0200
@@ -10,9 +10,13 @@
 DYNAMIPS_ARCH=x86
 endif
 
-# Do you want to use lib (for 32 bit compiling) or lib64
+ifeq ($(DYNAMIPS_ARCH), amd64)
+DYNAMIPS_LIB?=lib64
+LIBDIR?=/usr/lib64
+else
 DYNAMIPS_LIB?=lib
-
+LIBDIR?=/usr/lib
+endif
 
 # Get include files from the current directory and from the common directory
 INCLUDE+=-I. -I../common
@@ -38,8 +42,6 @@
 VPATH = ../common
 
 # Executable binary extension
-DESTDIR?=/usr
-BIN_EXT?=
 
 CC?=gcc
 LD=ld
@@ -51,7 +53,7 @@
 PPC32_ARCH_INC_FILE=\"ppc32_$(DYNAMIPS_ARCH)_trans.h\"
 OSNAME=unknown
 
-CFLAGS+= $(INCLUDE) -Wall -O3 -fomit-frame-pointer \
+CFLAGS+= $(INCLUDE) -Wall -fomit-frame-pointer \
 	-DJIT_ARCH=\"$(DYNAMIPS_ARCH)\" -DJIT_CPU=CPU_$(DYNAMIPS_ARCH) \
 	-DMIPS64_ARCH_INC_FILE=$(MIPS64_ARCH_INC_FILE) \
 	-DPPC32_ARCH_INC_FILE=$(PPC32_ARCH_INC_FILE) \
@@ -73,11 +75,11 @@
 else
 ifeq ($(shell uname), Linux)
    PTHREAD_LIBS?=-lpthread
-#   PCAP_LIB=-lpcap
+   PCAP_LIB=-lpcap
    OSNAME=Linux
    CFLAGS+=-I/usr/include -I. $(PTHREAD_CFLAGS)
-   LIBS=-L/usr/lib -L. -ldl -luuid /usr/$(DYNAMIPS_LIB)/libelf.a $(PTHREAD_LIBS)
-   DESTDIR=/usr
+   LIBS=-L/$(LIBDIR) -L. -ldl -luuid -lelf $(PTHREAD_LIBS)
+#   DESTDIR=/usr
 else
 ifeq ($(shell uname -s), Darwin)
    OSNAME=Darwin
@@ -103,7 +105,7 @@
    PCAP_LIB=-lpacket -lwpcap
 else
    CFLAGS+=-I/usr/include/libelf -D_FILE_OFFSET_BITS=64
-   LIBS=-L. -ldl /usr/lib/libelf.a -lpthread
+   LIBS=-L. -ldl $(LIBDIR)/libelf.a -lpthread
 endif
 endif
 endif
@@ -247,29 +249,29 @@
 $(PROG): mips64_microcode_dump.inc ppc32_microcode_dump.inc \
 	$(LEX_C) $(C_OBJS) $(A_OBJS)
 	@echo "Linking $@"
-	@$(CC) $(CFLAGS) -o $@ $(C_OBJS) $(A_OBJS) $(LIBS)
+	$(CC) $(CFLAGS) -o $@ $(C_OBJS) $(A_OBJS) $(LIBS)
 
 udp_send$(BIN_EXT): udp_send.c net.c crc.c
 	@echo "Linking $@"
-	@$(CC) -Wall $(CFLAGS) -o $@ udp_send.c net.c crc.c $(LIBS)
+	$(CC) -Wall $(CFLAGS) -o $@ udp_send.c net.c crc.c $(LIBS)
 
 udp_recv$(BIN_EXT): udp_recv.c net.c crc.c
 	@echo "Linking $@"
-	@$(CC) -Wall $(CFLAGS) -o $@ udp_recv.c net.c crc.c $(LIBS)
+	$(CC) -Wall $(CFLAGS) -o $@ udp_recv.c net.c crc.c $(LIBS)
 
 rom2c$(BIN_EXT): rom2c.c
 	@echo "Linking $@"
-	@$(CC) -Wall $(CFLAGS) -o $@ $< $(LIBS)
+	$(CC) -Wall $(CFLAGS) -o $@ $< $(LIBS)
 
 mips64_microcode_dump.inc: rom2c$(BIN_EXT) mips64_microcode
-	@./rom2c mips64_microcode mips64_microcode_dump.inc 0xbfc00000
+	./rom2c mips64_microcode mips64_microcode_dump.inc 0xbfc00000
 
 ppc32_microcode_dump.inc: rom2c$(BIN_EXT) ppc32_microcode
-	@./rom2c ppc32_microcode ppc32_microcode_dump.inc 0xfff00000
+	./rom2c ppc32_microcode ppc32_microcode_dump.inc 0xfff00000
 
 asmdefs$(BIN_EXT): asmdefs.c mips64.h
 	@echo "Linking $@"
-	@$(CC) -Wall $(CFLAGS) -o $@ asmdefs.c
+	$(CC) -Wall $(CFLAGS) -o $@ asmdefs.c
 
 asmdefs.h: asmdefs$(BIN_EXT)
 	@echo "Building assembly definitions header file"
@@ -281,11 +283,11 @@
 
 install: $(PROG) nvram_export
 	@echo "Installing"
-	install -d $(DESTDIR)/bin $(DESTDIR)/man/man1 $(DESTDIR)/man/man7 $(DESTDIR)/etc
-	install dynamips nvram_export   $(DESTDIR)/bin
-	install -m644 dynamips.1        $(DESTDIR)/man/man1
-	install -m644 nvram_export.1    $(DESTDIR)/man/man1
-	install -m644 hypervisor_mode.7 $(DESTDIR)/man/man7
+	install -d $(DESTDIR)/usr/bin $(DESTDIR)/usr/share/man/man1 $(DESTDIR)/usr/shareman/man7 $(DESTDIR)/etc
+	install dynamips nvram_export   $(DESTDIR)/usr/bin
+	install -m644 dynamips.1        $(DESTDIR)/usr/share/man/man1
+	install -m644 nvram_export.1    $(DESTDIR)/usr/share/man/man1
+	install -m644 hypervisor_mode.7 $(DESTDIR)/usr/share/man/man7
 # install -m644 example         $(DESTDIR)/etc/dynamips
 
 
@@ -312,11 +314,11 @@
 
 .S.o:
 	@echo "Assembling $<"
-	@$(CC) $(CFLAGS) $(INCLUDE) -c -o $*.o $<
+	$(CC) $(CFLAGS) $(INCLUDE) -c -o $*.o $<
 
 .c.o:
 	@echo "Compiling $<"
-	@$(CC) $(CFLAGS) $(INCLUDE) -c -o $*.o $<
+	$(CC) $(CFLAGS) $(INCLUDE) -c -o $*.o $<
 
 .l.c:
 	$(LEX) -o$*.c $<