diff --git a/common/include/Makefile.inc b/common/include/Makefile.inc
new file mode 100644
index 000000000..d61058512
--- /dev/null
+++ b/common/include/Makefile.inc
@@ -0,0 +1,14 @@
+.include <bsd.own.mk>
+
+.PATH: ${MINIXSRCDIR}/common/include
+
+INCS+= 	minix/ansi.h minix/bitmap.h minix/callnr.h minix/com.h \
+	minix/compiler.h minix/config.h minix/const.h minix/debug.h \
+	minix/devio.h minix/ds.h minix/endpoint.h minix/gcov.h \
+	minix/ioctl.h minix/ipc.h minix/ipcconst.h minix/keymap.h \
+	minix/limits.h minix/minlib.h minix/portio.h minix/priv.h \
+	minix/profile.h minix/rs.h minix/safecopies.h minix/sef.h \
+	minix/spin.h minix/sys_config.h minix/sysinfo.h minix/syslib.h \
+	minix/sysutil.h minix/timers.h minix/type.h minix/vm.h
+
+
diff --git a/common/include/Makefile.termios.inc b/common/include/Makefile.termios.inc
new file mode 100644
index 000000000..6346869e8
--- /dev/null
+++ b/common/include/Makefile.termios.inc
@@ -0,0 +1,6 @@
+.include <bsd.own.mk>
+
+.PATH: ${MINIXSRCDIR}/common/include
+
+INCS+= termios.h	
+
diff --git a/common/include/arch/i386/Makefile.inc b/common/include/arch/i386/Makefile.inc
new file mode 100644
index 000000000..0f20ddb2d
--- /dev/null
+++ b/common/include/arch/i386/Makefile.inc
@@ -0,0 +1,8 @@
+.include <bsd.own.mk>
+.PATH: ${MINIXSRCDIR}/common/include/arch/i386
+
+INCS+=	archtypes.h bios.h cmos.h cpu.h diskparm.h fpu.h int86.h \
+	interrupt.h memory.h partition.h \
+	pci.h pci_amd.h pci_intel.h pci_sis.h pci_via.h \
+	ports.h stackframe.h vm.h elf.h
+
diff --git a/include/arch/i386/archtypes.h b/common/include/arch/i386/archtypes.h
similarity index 100%
rename from include/arch/i386/archtypes.h
rename to common/include/arch/i386/archtypes.h
diff --git a/include/arch/i386/bios.h b/common/include/arch/i386/bios.h
similarity index 100%
rename from include/arch/i386/bios.h
rename to common/include/arch/i386/bios.h
diff --git a/include/arch/i386/cmos.h b/common/include/arch/i386/cmos.h
similarity index 100%
rename from include/arch/i386/cmos.h
rename to common/include/arch/i386/cmos.h
diff --git a/include/arch/i386/cpu.h b/common/include/arch/i386/cpu.h
similarity index 100%
rename from include/arch/i386/cpu.h
rename to common/include/arch/i386/cpu.h
diff --git a/include/arch/i386/diskparm.h b/common/include/arch/i386/diskparm.h
similarity index 100%
rename from include/arch/i386/diskparm.h
rename to common/include/arch/i386/diskparm.h
diff --git a/include/arch/i386/elf.h b/common/include/arch/i386/elf.h
similarity index 100%
rename from include/arch/i386/elf.h
rename to common/include/arch/i386/elf.h
diff --git a/include/arch/i386/fpu.h b/common/include/arch/i386/fpu.h
similarity index 100%
rename from include/arch/i386/fpu.h
rename to common/include/arch/i386/fpu.h
diff --git a/include/arch/i386/int86.h b/common/include/arch/i386/int86.h
similarity index 100%
rename from include/arch/i386/int86.h
rename to common/include/arch/i386/int86.h
diff --git a/include/arch/i386/interrupt.h b/common/include/arch/i386/interrupt.h
similarity index 100%
rename from include/arch/i386/interrupt.h
rename to common/include/arch/i386/interrupt.h
diff --git a/include/arch/i386/memory.h b/common/include/arch/i386/memory.h
similarity index 100%
rename from include/arch/i386/memory.h
rename to common/include/arch/i386/memory.h
diff --git a/include/arch/i386/partition.h b/common/include/arch/i386/partition.h
similarity index 100%
rename from include/arch/i386/partition.h
rename to common/include/arch/i386/partition.h
diff --git a/include/arch/i386/pci.h b/common/include/arch/i386/pci.h
similarity index 100%
rename from include/arch/i386/pci.h
rename to common/include/arch/i386/pci.h
diff --git a/include/arch/i386/pci_amd.h b/common/include/arch/i386/pci_amd.h
similarity index 100%
rename from include/arch/i386/pci_amd.h
rename to common/include/arch/i386/pci_amd.h
diff --git a/include/arch/i386/pci_intel.h b/common/include/arch/i386/pci_intel.h
similarity index 100%
rename from include/arch/i386/pci_intel.h
rename to common/include/arch/i386/pci_intel.h
diff --git a/include/arch/i386/pci_sis.h b/common/include/arch/i386/pci_sis.h
similarity index 100%
rename from include/arch/i386/pci_sis.h
rename to common/include/arch/i386/pci_sis.h
diff --git a/include/arch/i386/pci_via.h b/common/include/arch/i386/pci_via.h
similarity index 100%
rename from include/arch/i386/pci_via.h
rename to common/include/arch/i386/pci_via.h
diff --git a/include/arch/i386/ports.h b/common/include/arch/i386/ports.h
similarity index 100%
rename from include/arch/i386/ports.h
rename to common/include/arch/i386/ports.h
diff --git a/include/arch/i386/stackframe.h b/common/include/arch/i386/stackframe.h
similarity index 100%
rename from include/arch/i386/stackframe.h
rename to common/include/arch/i386/stackframe.h
diff --git a/include/arch/i386/vm.h b/common/include/arch/i386/vm.h
similarity index 100%
rename from include/arch/i386/vm.h
rename to common/include/arch/i386/vm.h
diff --git a/include/minix/ansi.h b/common/include/minix/ansi.h
similarity index 100%
rename from include/minix/ansi.h
rename to common/include/minix/ansi.h
diff --git a/include/minix/bitmap.h b/common/include/minix/bitmap.h
similarity index 100%
rename from include/minix/bitmap.h
rename to common/include/minix/bitmap.h
diff --git a/include/minix/callnr.h b/common/include/minix/callnr.h
similarity index 100%
rename from include/minix/callnr.h
rename to common/include/minix/callnr.h
diff --git a/include/minix/com.h b/common/include/minix/com.h
similarity index 100%
rename from include/minix/com.h
rename to common/include/minix/com.h
diff --git a/include/minix/compiler.h b/common/include/minix/compiler.h
similarity index 100%
rename from include/minix/compiler.h
rename to common/include/minix/compiler.h
diff --git a/include/minix/config.h b/common/include/minix/config.h
similarity index 100%
rename from include/minix/config.h
rename to common/include/minix/config.h
diff --git a/include/minix/const.h b/common/include/minix/const.h
similarity index 100%
rename from include/minix/const.h
rename to common/include/minix/const.h
diff --git a/include/minix/debug.h b/common/include/minix/debug.h
similarity index 100%
rename from include/minix/debug.h
rename to common/include/minix/debug.h
diff --git a/include/minix/devio.h b/common/include/minix/devio.h
similarity index 100%
rename from include/minix/devio.h
rename to common/include/minix/devio.h
diff --git a/include/minix/ds.h b/common/include/minix/ds.h
similarity index 100%
rename from include/minix/ds.h
rename to common/include/minix/ds.h
diff --git a/include/minix/endpoint.h b/common/include/minix/endpoint.h
similarity index 100%
rename from include/minix/endpoint.h
rename to common/include/minix/endpoint.h
diff --git a/include/minix/gcov.h b/common/include/minix/gcov.h
similarity index 100%
rename from include/minix/gcov.h
rename to common/include/minix/gcov.h
diff --git a/include/minix/ioctl.h b/common/include/minix/ioctl.h
similarity index 100%
rename from include/minix/ioctl.h
rename to common/include/minix/ioctl.h
diff --git a/include/minix/ipc.h b/common/include/minix/ipc.h
similarity index 100%
rename from include/minix/ipc.h
rename to common/include/minix/ipc.h
diff --git a/include/minix/ipcconst.h b/common/include/minix/ipcconst.h
similarity index 100%
rename from include/minix/ipcconst.h
rename to common/include/minix/ipcconst.h
diff --git a/include/minix/keymap.h b/common/include/minix/keymap.h
similarity index 100%
rename from include/minix/keymap.h
rename to common/include/minix/keymap.h
diff --git a/include/minix/limits.h b/common/include/minix/limits.h
similarity index 100%
rename from include/minix/limits.h
rename to common/include/minix/limits.h
diff --git a/include/minix/minlib.h b/common/include/minix/minlib.h
similarity index 100%
rename from include/minix/minlib.h
rename to common/include/minix/minlib.h
diff --git a/include/minix/portio.h b/common/include/minix/portio.h
similarity index 100%
rename from include/minix/portio.h
rename to common/include/minix/portio.h
diff --git a/include/minix/priv.h b/common/include/minix/priv.h
similarity index 100%
rename from include/minix/priv.h
rename to common/include/minix/priv.h
diff --git a/include/minix/profile.h b/common/include/minix/profile.h
similarity index 100%
rename from include/minix/profile.h
rename to common/include/minix/profile.h
diff --git a/include/minix/rs.h b/common/include/minix/rs.h
similarity index 100%
rename from include/minix/rs.h
rename to common/include/minix/rs.h
diff --git a/include/minix/safecopies.h b/common/include/minix/safecopies.h
similarity index 100%
rename from include/minix/safecopies.h
rename to common/include/minix/safecopies.h
diff --git a/include/minix/sef.h b/common/include/minix/sef.h
similarity index 100%
rename from include/minix/sef.h
rename to common/include/minix/sef.h
diff --git a/include/minix/spin.h b/common/include/minix/spin.h
similarity index 100%
rename from include/minix/spin.h
rename to common/include/minix/spin.h
diff --git a/include/minix/sys_config.h b/common/include/minix/sys_config.h
similarity index 100%
rename from include/minix/sys_config.h
rename to common/include/minix/sys_config.h
diff --git a/include/minix/sysinfo.h b/common/include/minix/sysinfo.h
similarity index 100%
rename from include/minix/sysinfo.h
rename to common/include/minix/sysinfo.h
diff --git a/include/minix/syslib.h b/common/include/minix/syslib.h
similarity index 100%
rename from include/minix/syslib.h
rename to common/include/minix/syslib.h
diff --git a/include/minix/sysutil.h b/common/include/minix/sysutil.h
similarity index 100%
rename from include/minix/sysutil.h
rename to common/include/minix/sysutil.h
diff --git a/include/minix/timers.h b/common/include/minix/timers.h
similarity index 100%
rename from include/minix/timers.h
rename to common/include/minix/timers.h
diff --git a/include/minix/type.h b/common/include/minix/type.h
similarity index 100%
rename from include/minix/type.h
rename to common/include/minix/type.h
diff --git a/include/minix/vm.h b/common/include/minix/vm.h
similarity index 100%
rename from include/minix/vm.h
rename to common/include/minix/vm.h
diff --git a/common/include/sys/Makefile.inc b/common/include/sys/Makefile.inc
new file mode 100644
index 000000000..780636f52
--- /dev/null
+++ b/common/include/sys/Makefile.inc
@@ -0,0 +1,7 @@
+.include <bsd.own.mk>
+
+.PATH: ${MINIXSRCDIR}/common/include/sys
+
+INCS+= 	ioc_cmos.h ioc_file.h ioc_scsi.h ioc_tape.h \
+	ioc_disk.h ioc_memory.h ioc_sound.h ioc_tty.h
+
diff --git a/common/include/sys/Makefile.mount.inc b/common/include/sys/Makefile.mount.inc
new file mode 100644
index 000000000..5d7e34c4b
--- /dev/null
+++ b/common/include/sys/Makefile.mount.inc
@@ -0,0 +1,5 @@
+.include <bsd.own.mk>
+
+.PATH: ${MINIXSRCDIR}/common/include/sys
+
+INCS+= mount.h
diff --git a/include/sys/ioc_cmos.h b/common/include/sys/ioc_cmos.h
similarity index 100%
rename from include/sys/ioc_cmos.h
rename to common/include/sys/ioc_cmos.h
diff --git a/include/sys/ioc_disk.h b/common/include/sys/ioc_disk.h
similarity index 100%
rename from include/sys/ioc_disk.h
rename to common/include/sys/ioc_disk.h
diff --git a/include/sys/ioc_file.h b/common/include/sys/ioc_file.h
similarity index 100%
rename from include/sys/ioc_file.h
rename to common/include/sys/ioc_file.h
diff --git a/include/sys/ioc_memory.h b/common/include/sys/ioc_memory.h
similarity index 100%
rename from include/sys/ioc_memory.h
rename to common/include/sys/ioc_memory.h
diff --git a/include/sys/ioc_scsi.h b/common/include/sys/ioc_scsi.h
similarity index 100%
rename from include/sys/ioc_scsi.h
rename to common/include/sys/ioc_scsi.h
diff --git a/include/sys/ioc_sound.h b/common/include/sys/ioc_sound.h
similarity index 100%
rename from include/sys/ioc_sound.h
rename to common/include/sys/ioc_sound.h
diff --git a/include/sys/ioc_tape.h b/common/include/sys/ioc_tape.h
similarity index 100%
rename from include/sys/ioc_tape.h
rename to common/include/sys/ioc_tape.h
diff --git a/include/sys/ioc_tty.h b/common/include/sys/ioc_tty.h
similarity index 100%
rename from include/sys/ioc_tty.h
rename to common/include/sys/ioc_tty.h
diff --git a/include/sys/mount.h b/common/include/sys/mount.h
similarity index 100%
rename from include/sys/mount.h
rename to common/include/sys/mount.h
diff --git a/include/termios.h b/common/include/termios.h
similarity index 100%
rename from include/termios.h
rename to common/include/termios.h
diff --git a/include/Makefile b/include/Makefile
index f38e4e8e6..1a808df3d 100644
--- a/include/Makefile
+++ b/include/Makefile
@@ -7,29 +7,26 @@ INCS=	alloca.h a.out.h ar.h assert.h configfile.h ctype.h \
 	mathconst.h math.h midiparser.h netdb.h pwd.h regex.h \
 	regexp.h setjmp.h sgtty.h signal.h stdarg.h stddef.h \
 	stdint.h stdbool.h stdio.h stdlib.h string.h strings.h sysexits.h \
-	syslog.h tar.h termcap.h termios.h time.h timers.h tools.h \
+	syslog.h tar.h termcap.h time.h timers.h tools.h \
 	ttyent.h ucontext.h unistd.h utime.h utmp.h wchar.h wctype.h \
 	hgfs.h tzfile.h util.h fetch.h mpool.h ndbm.h db.h poll.h resolv.h \
 	memory.h paths.h libexec.h complex.h
 INCS+=	arpa/inet.h arpa/nameser.h
-INCS+=	minix/a.out.h minix/bitmap.h minix/callnr.h minix/cdrom.h \
-	minix/com.h minix/config.h minix/const.h minix/cpufeature.h \
-	minix/crtso.h minix/debug.h minix/devio.h minix/dirent.h \
+INCS+=	minix/a.out.h minix/cdrom.h minix/cpufeature.h \
+	minix/crtso.h minix/dirent.h \
 	minix/dir.h minix/dl_eth.h minix/dmap.h minix/driver.h \
-	minix/limits.h \
 	minix/acpi.h \
-	minix/drivers.h minix/drvlib.h minix/ds.h minix/endpoint.h \
-	minix/fslib.h minix/ioctl.h minix/ipc.h minix/ipcconst.h \
-	minix/keymap.h minix/minlib.h minix/mq.h minix/mthread.h \
+	minix/drivers.h minix/drvlib.h \
+	minix/fslib.h \
+	minix/mq.h minix/mthread.h \
 	minix/netdriver.h minix/partition.h \
-	minix/portio.h minix/priv.h minix/procfs.h minix/profile.h \
+	minix/procfs.h \
 	minix/queryparam.h \
-	minix/rs.h minix/safecopies.h minix/sched.h minix/sef.h minix/sound.h \
-	minix/spin.h minix/sys_config.h minix/sysinfo.h minix/syslib.h \
-	minix/sysutil.h minix/timers.h minix/tty.h minix/type.h minix/types.h \
-	minix/u64.h minix/vfsif.h minix/vm.h minix/vtreefs.h minix/gcov.h  \
-	minix/compiler.h minix/compiler-ack.h minix/sha2.h minix/sha1.h minix/md5.h \
-	minix/audio_fw.h minix/hash.h minix/input.h minix/ansi.h
+	minix/sched.h minix/sound.h \
+	minix/tty.h minix/types.h \
+	minix/u64.h minix/vfsif.h minix/vtreefs.h \
+	minix/compiler-ack.h minix/sha2.h minix/sha1.h minix/md5.h \
+	minix/audio_fw.h minix/hash.h minix/input.h 
 INCS+=	net/hton.h net/if.h net/ioctl.h net/netlib.h
 INCS+=	net/gen/arp_io.h net/gen/dhcp.h net/gen/ether.h \
 	net/gen/eth_hdr.h net/gen/eth_io.h net/gen/icmp.h \
@@ -47,6 +44,9 @@ INCS+=	netinet/if_ether.h netinet/in.h netinet/tcp.h
 
 INCSDIR=        /usr/include
 
+.include "../common/include/Makefile.inc"
+.include "../common/include/Makefile.termios.inc"
+
 SUBDIR=		sys arch
 
 .include <bsd.prog.mk>
diff --git a/include/arch/i386/Makefile b/include/arch/i386/Makefile
index 53a487c11..a5d660cfe 100644
--- a/include/arch/i386/Makefile
+++ b/include/arch/i386/Makefile
@@ -1,8 +1,7 @@
 INCSDIR= /usr/include/i386
 
-INCS=	archtypes.h bios.h cmos.h cpu.h diskparm.h fpu.h int86.h \
-	interrupt.h mcontext.h memory.h partition.h \
-	pci.h pci_amd.h pci_intel.h pci_sis.h pci_via.h \
-	ports.h stackframe.h vm.h asm.h _align.h param.h elf.h
+INCS+=	_align.h asm.h mcontext.h param.h
+
+.include "../../../common/include/arch/i386/Makefile.inc"
 
 .include <bsd.kinc.mk>
diff --git a/include/sys/Makefile b/include/sys/Makefile
index 365dea16c..57d69588e 100644
--- a/include/sys/Makefile
+++ b/include/sys/Makefile
@@ -2,9 +2,8 @@
 
 INCSDIR=        /usr/include/sys
 
-INCS=	asynchio.h dir.h file.h ioc_cmos.h ioc_disk.h \
-	ioc_file.h ioc_memory.h ioc_scsi.h ioc_sound.h ioc_tape.h \
-	ioctl.h ioc_tty.h ipc.h jmp_buf.h kbdio.h mman.h \
+INCS=	asynchio.h dir.h file.h  \
+	ioctl.h ipc.h jmp_buf.h kbdio.h mman.h \
 	mount.h mtio.h param.h ptrace.h queue.h resource.h \
 	select.h sem.h shm.h sigcontext.h signal.h socket.h \
 	soundcard.h statfs.h statvfs.h stat.h svrctl.h timeb.h \
@@ -12,4 +11,7 @@ INCS=	asynchio.h dir.h file.h ioc_cmos.h ioc_disk.h \
 	utsname.h video.h vm.h wait.h cdefs.h null.h poll.h \
 	elf32.h elf64.h elf_common.h elf_generic.h
 
+.include "../../common/include/sys/Makefile.inc"
+.include "../../common/include/sys/Makefile.mount.inc"
+
 .include <bsd.kinc.mk>
diff --git a/kernel/Makefile b/kernel/Makefile
index d737ea937..1df57137e 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -56,7 +56,7 @@ extracted-mfield.h: extract-mfield.sh ../lib/libc/other/*.c ../lib/libc/posix/*.
 	${_MKTARGET_CREATE}
 	cd ${.CURDIR} ; sh extract-mfield.sh > ${.OBJDIR}/extracted-mfield.h
 
-extracted-mtype.h: extract-mtype.sh ../include/minix/com.h
+extracted-mtype.h: extract-mtype.sh ../common/include/minix/com.h
 	${_MKTARGET_CREATE}
 	cd ${.CURDIR} ; sh extract-mtype.sh > ${.OBJDIR}/extracted-mtype.h
 
diff --git a/kernel/extract-mtype.sh b/kernel/extract-mtype.sh
index 3322ad83c..47507f616 100644
--- a/kernel/extract-mtype.sh
+++ b/kernel/extract-mtype.sh
@@ -4,12 +4,12 @@ set -e
 
 # grep message type constants and make them into a .h file
 (
-	cat ../include/minix/callnr.h | \
+	cat ../common/include/minix/callnr.h | \
 	tr -s ' \t' ' ' | \
 	sed 's/^# /#/' | \
 	egrep '^#define [A-Z_][A-Z0-9_]* [0-9]+' | grep -v NCALLS 
 	
-	cat ../include/minix/com.h | \
+	cat ../common/include/minix/com.h | \
 	tr -s ' \t' ' ' | \
 	sed 's/^# /#/' | \
 	egrep '^#define [A-Z_][A-Z0-9_]* \( ?([A-Z0-9_]+_BASE|KERNEL_CALL) ?\+[A-Za-z0-9_ +]+\)'