2006-12-11 Kazu Hirata <kazu@codesourcery.com>

	Merge from newlib-csl-20060320-branch:
	2006-12-01  Nathan Sidwell  <nathan@codesourcery.com>
		    Kazu Hirata  <kazu@codesourcery.com>

	* m68k/Makefile.in (CF_ISRS): Use addprefix.

	2006-11-01 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/Makefile.in (CFLAGS): Do not clear.  Add to all compilations.
	(ARFLAGS): Remove commented out definition.


	* m68k/configure.in (DO) Set to list of target cpu families.
	* m68k/configure: Rebuilt.
	* m68k/Makefile.in (DO): New.
	(UNHOSTED_BSP, UNHOSTED_OBJS, HOSTED_BSP, HOSTED_OBJS): Move
	later.
	(m5208evb, m5213evb, m52235evb, m5235evb, m5273c3, m5275evb,
	m5282evb, m5329evb, m5485evb): Move earlier.
	(all): Add all_$DO dependencies.
	(all_cf, all_m68k): New targets, depend on cf & m68k bsps as
	appropriate.
	(m%-ram.ld, m%-rom.ld, m%-ram-hosted.ld, m%-rom-hosted.ld): Add
	'm' prefix.
	(install): Add install_$DO dependencies.
	(install_cf, install_m68k): New targets.  Perform cf and m68k
	installs as appropriate.
	(install_io): New, install the io libraries.


	2006-10-23 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/Makefile.in (CF_CRT0): Rename to CF_CRT0S, separate hosted
	& unhosted versions.
	(CF_OBJS): Add cf-isv.o.
	(CF_SOURCES): Add cf-isv.S.
	(cf-hosted-crt0.o, cf-unhosted-crt0.o): New targets.
	* m68k/cf-isv.S: New, broken out of ...
	* m68k/cf-crt0.S: ... here.  Add HOSTED & UNHOSTED differences.
	* m68k/cf-crt1.c (__start1): Add heap_limit argument.
	(__heap_limit): Define.
	* m68k/cf-sbrk.c (__heap_limit): Declare.
	(sbrk): Adjust for __heap_limit.
	* m68k/cf.sc: Use different crt0's for hosted & unhosted.
	Install a separate isv.o file.
	* m68k/io.h (HOSTED_PUTCHAR): Replace with ...
	(HOSTED_INIT_SIM): ... this.


	2006-10-20 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/Makefile.in (CF_BOARDS): Add m5275evb.
	(m5275evb): New board.


	2006-10-20 Vladimir Prus <vladimir@codesourcery.com>

	* m68k/cf.sc: Add linkonce sections and
	DWARF sections.


	2006-10-07 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/Makefile.in: Adjust Coldfire rules.
	(BDM_CRT0, BDM_BSP, BDM_OBJS, BDM_ISRS): Rename	to ...
	(CF_CRT0, CF_BSP, CF_OBJS, CF_ISRS): ... here.  Adjust.
	(BDM_OTHER_OBJS): Remove.
	(BDM_SYSOBJS): Rename to ...
	(UNHOSTED_OBJS): ... here.  Adjust.
	(UNHOSTED_BSP, HOSTED_OBJS, HOSTED_BSP): New.
	(CF_HOSTED_SCRIPTS): New.
	(CF_SCRIPTS, CF_SOURCES): Adjust.
	* m68k/cf.sc: Add IO library variable.
	* m68k/bdm-crt0.S, m68k/bdm-crt1.c, m68k/bdm-isrs.c,
	m68k/bdm-sbrk.c, m68k/bdm-semihost.S: Rename to ...
	* m68k/cf-crt0.S, m68k/cf-crt1.c, m68k/cf-isrs.c, m68k/cf-sbrk.c,
	m68k/cf-hosted.S: ... here.
	* m68k/cf-exit.c: New.
	* m68k/bdm-gdb.h, m68k/bdm-semihost.h: Merge into ...
	* m68k/io.h: ... here.  Add unhosted support.  Adjust conversion
	function names.
	* m68k/bdm-gdb.c: Rename to ...
	* m68k/io-gdb.c: ... here.  Adjust names of conversion functions.
	* m68k/bdm-close.c, m68k/bdm-exit.c, m68k/bdm-fstat.c,
	m68k/bdm-gettimeofday.c, m68k/bdm-isatty.c, m68k/bdm-lseek.c,
	m68k/bdm-open.c, m68k/bdm-read.c, m68k/bdm-rename.c,
	m68k/bdm-stat.c, m68k/bdm-system.c, m68k/bdm-time.c,
	m68k/bdm-unlink.c, m68k/bdm-write.c: Rename to ...
	* m68k/io-close.c, m68k/io-exit.c, m68k/io-fstat.c,
	m68k/io-gettimeofday.c, m68k/io-isatty.c, m68k/io-lseek.c,
	m68k/io-open.c, m68k/io-read.c, m68k/io-rename.c, m68k/io-stat.c,
	m68k/io-system.c, m68k/io-time.c, m68k/io-unlink.c,
	m68k/io-write.c: ... here.  Include io.h. Adjust for hosted &
	unhosted libraries.  Adjust names of gdb conversion functions.


	2006-09-29 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/bdm-semihost.S: Add more comments. Make instruction weirder.

	2006-09-22 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/bdm-crt1.c (hardware_init_hook): Use #defines for CACR bits.

	2006-09-18 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/Makefile.in: Don't force a frame pointer on the ISRs.
	* m68k/bdm-crt1.c (__start1): Don't set the VBR here.
	(hardeare_init_hook): Define weakly.  Set VBR here, enable caching
	if supported.


	* m68k/Makefile.in (bdm-semihost.o): Build from bdm-semihost.S.
	* m68k/bdm-semihost.c: Remove.
	* m68k/bdm-semihost.S: New.
	* m68k/bdm-crt0.S: Don't install semihosting trap handler.
	* m68k/bdm-close.c, bdm-exit.c, bdm-fstat.c, bdm-gettimeofday.c,
	bdm-isatty.c, bdm-lseek.c, bdm-open.c, bdm-read.c, bdm-rename.c,
	bdm-stat.c, bdm-system.c, bdm-unlink.c, bdm-write.c): Update.
	* m68k/bdm-isrs.c: Update comment.
	* m68k/bdm-semihost.h (BDM_TRAPNUM, BDM_FUNC_REG, BDM_ARG_REG,
	BDM_TRAP): Remove.
	(__bdm_semihost): Declare.


	2006-09-15 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/Makefile.in (BDM_OTHER_OBJS): Remove sbrk.o.
	(BDM_SYSOBJS): Add bdm-sbrk.o.
	* m68k/bdm-sbrk.c: New.


	2006-09-06 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/Makefile.in (CF_SOURCES): New.
	(install): Install them.


	2006-09-01 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/cf.sc: Add .jcr section to .text.

30 files changed, 1820 insertions, 289 deletions

diff --git a/libgloss/m68k/Makefile.in b/libgloss/m68k/Makefile.in
index ad3f69fdf..c22ef364d 100644
--- a/libgloss/m68k/Makefile.in
+++ b/libgloss/m68k/Makefile.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1995, 1996, 2001 Cygnus Support
+# Copyright (c) 1995, 1996, 2001 Cygnus Support  -*- mode:makefile -*-
 #
 # The authors hereby grant permission to use, copy, modify, distribute,
 # and license this software and its documentation for any purpose, provided
@@ -66,9 +66,8 @@ OBJS =  close.o fstat.o getpid.o isatty.o kill.o \
 	lseek.o open.o print.o putnum.o read.o sbrk.o stat.o \
 	unlink.o write.o
 
-CFLAGS = -g
-# ARFLAGS = rv
-
+# What targets to build for.  This is a list of {m68k,cf}
+DO = @DO@
 
 # Here is all of the simulator stuff
 SIM_SCRIPTS	= sim.ld
@@ -118,46 +117,72 @@ IDPGDB_BSP=	libidpgdb.a
 IDPGDB_OBJS=	leds.o idp-inbyte.o idp-gdb-outbyte.o mc68ec.o
 
 #
-# here's all the BDM semihosting stuff
+# here's all the ColdFire boards
 #
-BDM_CRT0=	bdm-crt0.o
-BDM_BSP=	libbdm.a
-BDM_OBJS=	bdm-crt1.o bdm-semihost.o $(BDM_SYSOBJS) \
-		$(patsubst %,bdm-%.o,${BDM_ISRS})
-BDM_OTHER_OBJS=	getpid.o kill.o sbrk.o
-BDM_SYSOBJS= 	bdm-close.o bdm-exit.o bdm-fstat.o bdm-gdb.o \
-		bdm-gettimeofday.o bdm-isatty.o bdm-lseek.o \
-		bdm-open.o bdm-read.o bdm-rename.o \
-		bdm-stat.o bdm-system.o bdm-time.o bdm-unlink.o bdm-write.o
-BDM_ISRS=	other_interrupt reset access_error address_error \
+CF_CRT0S=	cf-hosted-crt0.o cf-unhosted-crt0.o
+CF_BSP=		libcf.a
+CF_OBJS=	cf-isv.o cf-crt1.o cf-hosted.o getpid.o kill.o cf-sbrk.o \
+		cf-exit.o $(patsubst %,cf-%.o,${CF_ISRS})
+CF_ISRS=	other_interrupt reset access_error address_error \
 	illegal_instruction divide_by_zero privilege_violation \
 	trace unimplemented_line_a_opcode unimplemented_line_f_opcode \
 	non_pc_breakpoint_debug_interrupt pc_breakpoint_debug_interrupt \
-	format_error spurious_interrupt trap0 trap1 trap2 trap3 trap4 \
-	trap5 trap6 trap7 trap8 trap9 trap10 trap11 trap12 trap13 trap14 \
-	trap15 fp_branch_unordered fp_inexact_result fp_divide_by_zero \
-	fp_underflow fp_operand_error fp_overflow fp_input_not_a_number \
-	fp_input_denormalized_number unsupported_instruction
-
-CF_BOARDS :=  m5208evb m5213evb m52235evb m5235evb m5272c3 m5282evb \
-	m5329evb m5485evb
+	format_error spurious_interrupt  fp_branch_unordered \
+	fp_inexact_result fp_divide_by_zero fp_underflow fp_operand_error \
+	fp_overflow fp_input_not_a_number fp_input_denormalized_number \
+	unsupported_instruction \
+	$(addprefix trap,0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15)
+
+#              RAM       ROM
+m5208evb  := 1024M 16M          0M   2M
+m5213evb  :=  512M 32K          0M 256K
+m52235evb :=  512M 32K          0M 256K
+m5235evb  :=    0M 16M  0xFFE00000   2M
+m5273c3   :=    0M  4M  0xFFE00000   2M
+m5275evb  :=    0M 16M  0xFFE00000   2M
+m5282evb  :=    0M 16M  0xFFE00000   2M
+m5329evb  := 1024M 32M          0M   2M
+m5485evb  :=    0M 64M       1024M  16M
+
+CF_BOARDS :=  m5208evb m5213evb m52235evb m5235evb m5272c3 m5275evb \
+	m5282evb m5329evb m5485evb
 CF_RAM_SCRIPTS := $(patsubst %,%-ram.ld,$(CF_BOARDS))
 CF_ROM_SCRIPTS := $(patsubst %,%-rom.ld,$(CF_BOARDS))
-CF_SCRIPTS=  $(CF_RAM_SCRIPTS) $(CF_ROM_SCRIPTS)
+CF_HOSTED_SCRIPTS := $(patsubst %.ld,%-hosted.ld,$(CF_RAM_SCRIPTS) $(CF_ROM_SCRIPTS))
+CF_SCRIPTS = $(CF_RAM_SCRIPTS) $(CF_ROM_SCRIPTS) $(CF_HOSTED_SCRIPTS)
+CF_SOURCES = cf-isv.S cf-crt0.S cf-crt1.c asm.h
 
-# Host specific makefile fragment comes in here.
-@host_makefile_frag@
+#
+# here's all the unhosted stuff
+#
+UNHOSTED_BSP=	libunhosted.a
+UNHOSTED_OBJS=	unhosted-close.o unhosted-fstat.o \
+		unhosted-gettimeofday.o unhosted-isatty.o unhosted-lseek.o \
+		unhosted-open.o unhosted-read.o unhosted-rename.o \
+		unhosted-stat.o unhosted-system.o unhosted-time.o \
+		unhosted-unlink.o unhosted-write.o
 
 #
-# build a test program for each target board. Just trying to get
-# it to link is a good test, so we ignore all the errors for now.
+# here's all the hosted stuff
 #
-all: ${SIM_CRT0} ${SIM_BSP} ${CRT0} ${BCC_BSP} ${IDP_BSP} ${IDPGDB_BSP} \
-	${MVME135_BSP} ${MVME162_BSP} ${BDM_CRT0} ${BDM_BSP} ${CF_SCRIPTS}
+HOSTED_BSP=	libhosted.a
+HOSTED_OBJS=	hosted-gdb.o hosted-exit.o $(patsubst un%,%,$(UNHOSTED_OBJS))
+
+# Host specific makefile fragment comes in here.
+@host_makefile_frag@
+
+all :: $(DO:%=all_%)
 
 #
 # here's where we build the board support packages for each target
 #
+
+.PHONY: all_m68k
+all_m68k :: ${SIM_CRT0} ${SIM_BSP} ${CRT0} ${BCC_BSP} ${IDP_BSP} \
+	${IDPGDB_BSP} ${MVME135_BSP} ${MVME162_BSP}
+.PHONY: all_cf
+all_cf :: ${CF_CRT0S} ${CF_BSP} ${CF_SCRIPTS} ${HOSTED_BSP} ${UNHOSTED_BSP}
+
 ${SIM_BSP}: ${SIM_OBJS}
 	${AR} ${ARFLAGS} $@ ${SIM_OBJS}
 	${RANLIB} $@
@@ -174,10 +199,6 @@ ${IDPGDB_BSP}: $(OBJS) ${IDPGDB_OBJS}
 	${AR} ${ARFLAGS} $@ $(OBJS) ${IDPGDB_OBJS}
 	${RANLIB} $@
 
-${BDM_BSP}: $(BDM_OTHER_OBJS) ${BDM_OBJS}
-	${AR} ${ARFLAGS} $@ $(BDM_OTHER_OBJS) ${BDM_OBJS}
-	${RANLIB} $@
-
 ${MVME135_BSP}: $(OBJS) ${MVME135_OBJS}
 	${AR} ${ARFLAGS} $@ $(OBJS) ${MVME135_OBJS}
 	${RANLIB} $@
@@ -186,52 +207,59 @@ ${MVME162_BSP}: $(OBJS) ${MVME162_OBJS}
 	${AR} ${ARFLAGS} $@ $(OBJS) ${MVME162_OBJS}
 	${RANLIB} $@
 
-$(BDM_SYSOBJS): %.o: %.c bdm-semihost.h bdm-gdb.h
-	$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -c $< -o $@ 
-bdm-crt0.o : bdm-crt0.S
-	$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -c $< -o $@
-bdm-crt1.o : bdm-crt1.c
-	$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -c $< -o $@
-#We need to omit the frame pointer to ensure there is no prologue.
-bdm-semihost.o : bdm-semihost.c
-	$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -c $< -o $@ -fomit-frame-pointer
-
-# We need to keep the frame pointer to make sure there's some
-# prologue.  Otherwise we get confused with the semihosting reoutine.
-$(patsubst %,bdm-%.o,${BDM_ISRS}) : bdm-isrs.c
-	$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -c $< -o $@ \
-	  -DL_$(patsubst bdm-%.o,%,$@) -fno-omit-frame-pointer
-
-#            RAM       ROM
-m5208evb  := 1024M 16M 0M 2M
-m5213evb  :=  512M 32K 0M 256K
-m52235evb :=  512M 32K 0M 256K
-m5235evb  :=    0M 16M 0xFFE00000 2M
-m5273c3   :=    0M  4M 0xFFE00000 2M
-m5282evb  :=    0M 16M 0xFFE00000 2M
-m5329evb  := 1024M 32M 0M 2M
-m5485evb  :=    0M 64M 1024M 16M
-
-%-ram.ld : cf.sc Makefile
-	RAM=$(word 1,$($*)) RAM_SIZE=$(word 2,$($*)) ${SHELL} $< >$@
-%-rom.ld : cf.sc Makefile
-	RAM=$(word 1,$($*)) RAM_SIZE=$(word 2,$($*)) \
-	  ROM=$(word 3,$($*)) ROM_SIZE=$(word 4,$($*)) ${SHELL} $< >$@
+# build hosted library
+$(HOSTED_OBJS): hosted%.o: io%.c io.h
+	$(CC) $(CFLAGS_FOR_TARGET) $(CFLAGS) -DHOSTED=1 $(INCLUDES) -c $< -o $@
+$(HOSTED_BSP): $(HOSTED_OBJS)
+	${AR} ${ARFLAGS} $@ $^
+	${RANLIB} $@
+cf-hosted-crt0.o: cf-crt0.S
+	$(CC) $(CFLAGS_FOR_TARGET) $(CFLAGS) -DHOSTED=1 $(INCLUDES) -c $< -o $@
+
+# build unhosted library
+$(UNHOSTED_OBJS): unhosted%.o: io%.c io.h
+	$(CC) $(CFLAGS_FOR_TARGET) $(CFLAGS) -DHOSTED=0 $(INCLUDES) -c $< -o $@
+$(UNHOSTED_BSP): $(UNHOSTED_OBJS)
+	${AR} ${ARFLAGS} $@ $^
+	${RANLIB} $@
+cf-unhosted-crt0.o: cf-crt0.S
+	$(CC) $(CFLAGS_FOR_TARGET) $(CFLAGS) -DHOSTED=0 $(INCLUDES) -c $< -o $@
+
+# build coldfire library
+$(patsubst %,cf-%.o,${CF_ISRS}) : cf-isrs.c
+	$(CC) $(CFLAGS_FOR_TARGET) $(CFLAGS) $(INCLUDES) -c $< -o $@ \
+	  -DL_$(patsubst cf-%.o,%,$@)
+$(CF_BSP): $(CF_OBJS)
+	${AR} ${ARFLAGS} $@ $^
+	${RANLIB} $@
+
+m%-ram.ld : cf.sc Makefile
+	IO=unhosted RAM=$(word 1,$(m$*)) RAM_SIZE=$(word 2,$(m$*)) \
+	  ${SHELL} $< >$@
+m%-rom.ld : cf.sc Makefile
+	IO=unhosted RAM=$(word 1,$(m$*)) RAM_SIZE=$(word 2,$(m$*)) \
+	  ROM=$(word 3,$(m$*)) ROM_SIZE=$(word 4,$(m$*)) ${SHELL} $< >$@
+m%-ram-hosted.ld : cf.sc Makefile
+	IO=hosted RAM=$(word 1,$(m$*)) RAM_SIZE=$(word 2,$(m$*)) \
+	  ${SHELL} $< >$@
+m%-rom-hosted.ld : cf.sc Makefile
+	IO=hosted RAM=$(word 1,$(m$*)) RAM_SIZE=$(word 2,$(m$*)) \
+	  ROM=$(word 3,$(m$*)) ROM_SIZE=$(word 4,$(m$*)) ${SHELL} $< >$@
 
 leds.o: ${srcdir}/leds.c
-	$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -c $<
+	$(CC) $(CFLAGS_FOR_TARGET) $(CFLAGS) $(INCLUDES) -c $<
 
 idp-inbyte.o: ${srcdir}/idp-inbyte.c
-	$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -c $<
+	$(CC) $(CFLAGS_FOR_TARGET) $(CFLAGS) $(INCLUDES) -c $<
 
 idp-outbyte.o: ${srcdir}/idp-outbyte.c
-	$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -c $<
+	$(CC) $(CFLAGS_FOR_TARGET) $(CFLAGS) $(INCLUDES) -c $<
 
 idp-gdb-outbyte.o: ${srcdir}/idp-outbyte.c
-	$(CC) $(CFLAGS_FOR_TARGET) -DGDB_MONITOR_OUTPUT $(INCLUDES) -c $< -o $@
+	$(CC) $(CFLAGS_FOR_TARGET) $(CFLAGS) -DGDB_MONITOR_OUTPUT $(INCLUDES) -c $< -o $@
 
 mc68ec.o: ${srcdir}/mc68ec.c
-	$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -c $<
+	$(CC) $(CFLAGS_FOR_TARGET) $(CFLAGS) $(INCLUDES) -c $<
 
 test.o: ${srcdir}/test.c
 
@@ -250,7 +278,7 @@ test: $(OBJS) idp-test.srec mvme135-test.srec bcc-test.srec \
 # symbols will get fully resolved.
 
 idp-test.x: test.o ${CRT0} Makefile ${IDP_BSP}
-	${CC} $(CFLAGS_FOR_TARGET) -L${srcdir} -L${objdir} \
+	${CC} $(CFLAGS_FOR_TARGET) $(CFLAGS) -L${srcdir} -L${objdir} \
 	test.o -o $@ $(LDFLAGS_FOR_TARGET) -N -Wl,-Tidp.ld
 idp-test.srec: idp-test.x
 	$(OBJCOPY) -O srec idp-test.x $@
@@ -260,7 +288,7 @@ idp-test.dis: idp-test.x
 idp-test: idp-test.srec idp-test.dis
 
 idpgdb-test.x: test.o ${CRT0} Makefile ${IDPGDB_BSP}
-	${CC} $(CFLAGS_FOR_TARGET) -L${srcdir} -L${objdir} \
+	${CC} $(CFLAGS_FOR_TARGET) $(CFLAGS) -L${srcdir} -L${objdir} \
 	test.o -o $@ $(LDFLAGS_FOR_TARGET) -N -Wl,-Tidpgdb.ld
 idpgdb-test.srec: idpgdb-test.x
 	$(OBJCOPY) -O srec idpgdb-test.x $@
@@ -301,7 +329,7 @@ bcc-test: bcc-test.srec bcc-test.dis
 
 # a C++ test case
 dtor.o:  $(srcdir)/dtor.C
-	$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -o $@ -c $<
+	$(CC) $(CFLAGS_FOR_TARGET) $(CFLAGS) $(INCLUDES) -o $@ -c $<
 dtor.dis: dtor.x
 	@rm -fr dtor.dis
 	$(OBJDUMP) -d dtor.x > $@
@@ -312,7 +340,11 @@ dtor.x: dtor.o ${CRT0} ${srcdir}/mvme135.ld Makefile  ${MVME135_BSP}
 unlink.o: $(srcdir)/../unlink.c
 
 .PHONY: install info dvi doc install-info clean-info
-install:
+install:: $(DO:%=install_%)
+
+
+.PHONY:install_m68k
+install_m68k::
 	# install SIM stuff
 	$(INSTALL_PROGRAM) $(SIM_CRT0) $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/$(SIM_CRT0)
 	$(INSTALL_PROGRAM) $(SIM_BSP) $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/$(SIM_BSP)
@@ -334,15 +366,28 @@ install:
 	# install MVME162lx stuff
 	$(INSTALL_PROGRAM) $(MVME162_BSP) $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/$(MVME162_BSP)
 	$(INSTALL_DATA) ${srcdir}/mvme162.ld $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/mvme162.ld
-	# install BDM stuff
-	$(INSTALL_PROGRAM) $(BDM_CRT0) $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/$(BDM_CRT0)
-	$(INSTALL_PROGRAM) $(BDM_BSP) $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/$(BDM_BSP)
-
 	$(INSTALL_DATA) ${srcdir}/sbc5204.ld $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/sbc5204.ld
 	$(INSTALL_DATA) ${srcdir}/sbc5206.ld $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/sbc5206.ld
+
+.PHONY: install_cf
+install_cf:: install_io
+	# install CF stuff
+	for crt in $(CF_CRT0S) ; \
+	do $(INSTALL_DATA) $$crt $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/$$crt ; \
+	done
+	$(INSTALL_DATA) $(CF_BSP) $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/$(CF_BSP)
 	for script in $(CF_SCRIPTS) ; \
 	do $(INSTALL_DATA) $$script $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/$$script ; \
 	done
+	for src in $(CF_SOURCES) ; \
+	do $(INSTALL_DATA) ${srcdir}/$$src $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/$$src ; \
+	done
+
+.PHONY: install_io
+install_io::
+	# install IO stuff
+	$(INSTALL_DATA) $(HOSTED_BSP) $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/$(HOSTED_BSP)
+	$(INSTALL_DATA) $(UNHOSTED_BSP) $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/$(UNHOSTED_BSP)
 
 # target specific makefile fragment comes in here.
 @target_makefile_frag@
diff --git a/libgloss/m68k/asm.h b/libgloss/m68k/asm.h
index e3413858a..9f8d43a58 100644
--- a/libgloss/m68k/asm.h
+++ b/libgloss/m68k/asm.h
@@ -79,6 +79,7 @@
 #define sp REG (sp)
 #define usp REG (usp)
 #define vbr REG (vbr)
+#define mbb REG (mbb)
 #define sr REG (sr)
 #define fpcr REG (fpcr)
 #define fpsr REG (fpsr)
diff --git a/libgloss/m68k/bdm-semihost.h b/libgloss/m68k/bdm-semihost.h
deleted file mode 100644
index 4d6e2b9cc..000000000
--- a/libgloss/m68k/bdm-semihost.h
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- * bdm semihosting support.
- *
- * Copyright (c) 2006 CodeSourcery Inc
- *
- * The authors hereby grant permission to use, copy, modify, distribute,
- * and license this software and its documentation for any purpose, provided
- * that existing copyright notices are retained in all copies and that this
- * notice is included verbatim in any distributions. No written agreement,
- * license, or royalty fee is required for any of the authorized uses.
- * Modifications to this software may be copyrighted by their authors
- * and need not follow the licensing terms described here, provided that
- * the new terms are clearly indicated on the first page of each file where
- * they apply.
- */
-
-/* Semihosting uses a user trap handler containing a HALT
-   instruction.  This wakes the debugger to perform some action.  */
-
-/* This is the semihosting trap hander */
-#define BDM_TRAPNUM 15
-
-/* This register holds the function enumeration for a semihosting
-   command.  */
-#define BDM_FUNC_REG "d0"
-
-/* This register holds the argument for the semihosting call.  For most
-   functions, this is a pointer to a block of memory that holds the input
-   and output parameters for the remote file i/o operation.  */
-#define BDM_ARG_REG  "d1"
-
-/* Codes for BDM_FUNC_REG.  */
-
-#define BDM_EXIT  0
-#define BDM_PUTCHAR 1 /* Obsolete */
-#define BDM_OPEN 2
-#define BDM_CLOSE 3
-#define BDM_READ 4
-#define BDM_WRITE 5
-#define BDM_LSEEK 6
-#define BDM_RENAME 7
-#define BDM_UNLINK 8
-#define BDM_STAT 9
-#define BDM_FSTAT 10
-#define BDM_GETTIMEOFDAY 11
-#define BDM_ISATTY 12
-#define BDM_SYSTEM 13
-
-/* Here is the macro that generates the trap. */
-
-#define BDM_TRAP(func, arg) \
-  __asm__ __volatile__ ("move.l %0,%/" BDM_ARG_REG "\n" \
-			"moveq %1,%/" BDM_FUNC_REG "\n" \
-			"trap %2" \
-			:: "rmi" (arg), "n" (func), "n" (BDM_TRAPNUM) \
-			: BDM_FUNC_REG,BDM_ARG_REG,"memory")
-
diff --git a/libgloss/m68k/bdm-time.c b/libgloss/m68k/bdm-time.c
deleted file mode 100644
index 02fbfabbe..000000000
--- a/libgloss/m68k/bdm-time.c
+++ /dev/null
@@ -1,21 +0,0 @@
-#include <sys/time.h>
-
-/*
- * time -- get the current time
- * input parameters:
- *   0 : timeval ptr
- * output parameters:
- *   0 : result
- *   1 : errno
- */
-
-time_t time (time_t *t)
-{
-  struct timeval tv;
-
-  if (gettimeofday (&tv, NULL))
-    return -1;
-  if (t)
-    *t = tv.tv_sec;
-  return tv.tv_sec;
-}
diff --git a/libgloss/m68k/cf-crt0.S b/libgloss/m68k/cf-crt0.S
new file mode 100644
index 000000000..9a73ce19c
--- /dev/null
+++ b/libgloss/m68k/cf-crt0.S
@@ -0,0 +1,47 @@
+/* Initial boot
+ *
+ * Copyright (c) 2006 CodeSourcery Inc
+ *
+ * The authors hereby grant permission to use, copy, modify, distribute,
+ * and license this software and its documentation for any purpose, provided
+ * that existing copyright notices are retained in all copies and that this
+ * notice is included verbatim in any distributions. No written agreement,
+ * license, or royalty fee is required for any of the authorized uses.
+ * Modifications to this software may be copyrighted by their authors
+ * and need not follow the licensing terms described here, provided that
+ * the new terms are clearly indicated on the first page of each file where
+ * they apply.
+ */
+
+	#include "asm.h"	
+	.text
+
+	.extern __stack
+	.extern __heap_end
+	.weak __heap_end
+	.extern __start1
+	.globl __start
+__start:
+	/* Initialize stack */
+	move.l IMM(__stack), sp
+	move.l IMM(0), fp
+	move.l IMM(__heap_end), d1
+#if HOSTED
+	/* INIT_SIM syscall.  Allows changing sp & d1.  */
+	move.l IMM(1),d0
+	.align 4
+
+	/* The halt sequence must be 'nop; halt' and aligned to a 4 byte
+	    boundary.  */
+	nop
+	halt
+	
+	/* This sentinel instruction value must be immediately after
+	   the halt instruction.  The debugger will adjust the pc, so
+	   that it is never executed.  This instruction is
+	   'movec %sp,0'.  */
+	.long 0x4e7bf000
+#endif
+	move.l d1,sp@-
+	move.l fp,sp@-  /* Dummy return address */
+	jmp __start1
diff --git a/libgloss/m68k/bdm-crt1.c b/libgloss/m68k/cf-crt1.c
index 159e86a79..a26acfd91 100644
--- a/libgloss/m68k/bdm-crt1.c
+++ b/libgloss/m68k/cf-crt1.c
@@ -22,7 +22,7 @@ extern const char __data_load[] __attribute__ ((aligned (4)));
 extern char __data_start[] __attribute__ ((aligned (4)));
 extern char __bss_start[] __attribute__ ((aligned (4)));
 extern char __end[] __attribute__ ((aligned (4)));
-
+void *__heap_limit;
 extern void software_init_hook (void) __attribute__ ((weak));
 extern void hardware_init_hook (void) __attribute__ ((weak));
 extern void __INIT_SECTION__ (void);
@@ -30,23 +30,21 @@ extern void __FINI_SECTION__ (void);
 
 extern int main (int, char **, char **);
 
-/* This is called from a tiny assembly stub that just initializes the
-   stack pointer.  */
-void __start1 (void)
+/* This is called from a tiny assembly stub.  */
+void __start1 (void *heap_limit)
 {
   unsigned ix;
   
   if (hardware_init_hook)
     hardware_init_hook ();
   
-  /* Set the VBR. */
-  __asm__ __volatile__ ("movec.l %0,%/vbr" :: "r" (__interrupt_vector));
-
   /* Initialize memory */
   if (__data_load != __data_start)
     memcpy (__data_start, __data_load, __bss_start - __data_start);
   memset (__bss_start, 0, __end - __bss_start);
-
+  
+  __heap_limit = heap_limit;
+  
   if (software_init_hook)
     software_init_hook ();
 
@@ -62,3 +60,20 @@ void __start1 (void)
   while (1)
     __reset ();
 }
+
+/* A default hardware init hook.  */
+
+void __attribute__ ((weak)) hardware_init_hook (void)
+{
+  /* Set the VBR. */
+  __asm__ __volatile__ ("movec.l %0,%/vbr" :: "r" (__interrupt_vector));
+
+#ifndef __mcf_family_5213
+  /* Flush & enable the caches */
+#define CACR_CINV (1 << 24)
+#define CACR_CENB (1 << 31)
+  __asm__ __volatile__ ("movec.l %0,%/cacr" :: "r" (CACR_CINV | CACR_CENB));
+#endif
+
+  /* Should we drop into user mode here? */
+}
diff --git a/libgloss/m68k/bdm-exit.c b/libgloss/m68k/cf-exit.c
index 5223bcd37..7d17a9bbb 100644
--- a/libgloss/m68k/bdm-exit.c
+++ b/libgloss/m68k/cf-exit.c
@@ -1,5 +1,5 @@
 /*
- * bdm-exit.c -- 
+ * cf-exit.c -- 
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,9 +14,6 @@
  * they apply.
  */
 
-#include "bdm-semihost.h"
-#include "bdm-gdb.h"
-
 extern void __reset (void);
 
 /* 
@@ -27,7 +24,7 @@ void __attribute__ ((noreturn)) _exit (int code)
 {
   while (1)
     {
-      BDM_TRAP (BDM_EXIT, code);
+      __asm__ __volatile__ ("halt" ::: "memory");
       __reset ();
     }
 }
diff --git a/libgloss/m68k/cf-hosted.S b/libgloss/m68k/cf-hosted.S
new file mode 100644
index 000000000..9cf88209c
--- /dev/null
+++ b/libgloss/m68k/cf-hosted.S
@@ -0,0 +1,38 @@
+/*
+ * cf-hosted.S -- 
+ *
+ * Copyright (c) 2006 CodeSourcery Inc
+ *
+ * The authors hereby grant permission to use, copy, modify, distribute,
+ * and license this software and its documentation for any purpose, provided
+ * that existing copyright notices are retained in all copies and that this
+ * notice is included verbatim in any distributions. No written agreement,
+ * license, or royalty fee is required for any of the authorized uses.
+ * Modifications to this software may be copyrighted by their authors
+ * and need not follow the licensing terms described here, provided that
+ * the new terms are clearly indicated on the first page of each file where
+ * they apply.
+ */
+
+/* Semihosting function.  The debugger intercepts the halt, and
+   determines that it is followed by the sentinel pattern. */
+
+	.globl __hosted
+__hosted:
+	linkw %fp,#0
+	movel %fp@(8),%d0
+	movel %fp@(12),%d1
+	.align 4
+
+	/* The halt sequence must be 'nop; halt' and aligned to a 4 byte
+	    boundary.  */
+	nop
+	halt
+	
+	/* This sentinel instruction value must be immediately after
+	   the halt instruction.  The debugger will adjust the pc, so
+	   that it is never executed.  This instruction is
+	   'movec %sp,0'.  */
+	.long 0x4e7bf000
+	unlk %fp
+	rts
diff --git a/libgloss/m68k/bdm-isrs.c b/libgloss/m68k/cf-isrs.c
index 7ee9fbaa0..e9846e237 100644
--- a/libgloss/m68k/bdm-isrs.c
+++ b/libgloss/m68k/cf-isrs.c
@@ -1,5 +1,5 @@
 /*
- * bdm-isv.c -- 
+ * cf-isv.c -- 
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -20,10 +20,7 @@
 
    These interrupt handlers are entered whenever the associated
    interrupt occurs.  All they do is stop the debugger to give the user
-   the opportunity to determine where the problem was.
-  
-   User trap BDM_TRAPNUM (15) is used for semi hosting support.
-   If you replace this one, semihosting will cease to function. */
+   the opportunity to determine where the problem was.  */
 
 
 /* Each ISR is a loop containing a halt instruction  */
diff --git a/libgloss/m68k/bdm-crt0.S b/libgloss/m68k/cf-isv.S
index dac6ac421..392f8da3e 100644
--- a/libgloss/m68k/bdm-crt0.S
+++ b/libgloss/m68k/cf-isv.S
@@ -13,7 +13,6 @@
  * they apply.
  */
 
-	#include "asm.h"	
 	.text
 
 	.globl __interrupt_vector
@@ -55,7 +54,7 @@ __interrupt_vector:
 	.long __trap12				/* 44 */
 	.long __trap13				/* 45 */
 	.long __trap14				/* 46 */
-	.long __bdm_semihosting			/* 47 */
+	.long __trap15				/* 47 */
 	.long __fp_branch_unordered		/* 48 */
 	.long __fp_inexact_result		/* 49 */
 	.long __fp_divide_by_zero		/* 50 */
@@ -74,12 +73,3 @@ __interrupt_vector:
 	.rept 256-64
 	.long __other_interrupt			/* [64,256) */
 	.endr
-
-	.extern __stack
-	.extern __start1
-	.globl __start
-__start:
-	/* Initialize stack */
-	movel IMM(__stack), sp
-	movel IMM(0), fp
-	jmp __start1
diff --git a/libgloss/m68k/cf-sbrk.c b/libgloss/m68k/cf-sbrk.c
new file mode 100644
index 000000000..1bcf3f047
--- /dev/null
+++ b/libgloss/m68k/cf-sbrk.c
@@ -0,0 +1,50 @@
+/*
+ * cf-sbrk.c -- 
+ *
+ * Copyright (c) 2006 CodeSourcery Inc
+ *
+ * The authors hereby grant permission to use, copy, modify, distribute,
+ * and license this software and its documentation for any purpose, provided
+ * that existing copyright notices are retained in all copies and that this
+ * notice is included verbatim in any distributions. No written agreement,
+ * license, or royalty fee is required for any of the authorized uses.
+ * Modifications to this software may be copyrighted by their authors
+ * and need not follow the licensing terms described here, provided that
+ * the new terms are clearly indicated on the first page of each file where
+ * they apply.
+ */
+
+#include <errno.h>
+/*
+ * sbrk -- changes heap size size. Get nbytes more
+ *         RAM. We just increment a pointer in what's
+ *         left of memory on the board.
+ */
+
+extern char __end[] __attribute__ ((aligned (4)));
+
+/* End of heap, if non NULL.  */
+extern void *__heap_limit;
+
+void *
+sbrk (int nbytes)
+{
+  static char *heap = __end;
+  char *end = __heap_limit;
+  char *base = heap;
+  char *new_heap = heap + nbytes;
+  
+  if (!end)
+    {
+      /* Use sp - 256 as the heap limit.  */
+      __asm__ __volatile__ ("move.l %/sp,%0" : "=r"(end));
+      end -= 256;
+    }
+  if (nbytes < 0 || (long)(end - new_heap) < 0)
+    {
+      errno = ENOMEM;
+      return (void *)-1;
+    }
+  heap = new_heap;
+  return base;
+}
diff --git a/libgloss/m68k/cf.sc b/libgloss/m68k/cf.sc
index b19dce4ce..097dc1fe0 100644
--- a/libgloss/m68k/cf.sc
+++ b/libgloss/m68k/cf.sc
@@ -3,15 +3,16 @@
 # RAM_SIZE - size of board's ram
 # ROM - start of board's rom
 # ROM_SIZE - size of board's rom
+# IO - io library name
 
 test -z "${ROM:+1}" && NOROM=1
 
 cat <<EOF
-STARTUP(bdm-crt0.o)
+STARTUP(cf-${IO}-crt0.o)
 OUTPUT_ARCH(m68k)
 ENTRY(__start)
 SEARCH_DIR(.)
-GROUP(-lc -lbdm)
+GROUP(-lc -l${IO} -lcf)
 __DYNAMIC  =  0;
 
 MEMORY
@@ -28,8 +29,10 @@ SECTIONS
   .text :
   {
     CREATE_OBJECT_SYMBOLS
-    bdm-crt0.o(.text)
+    KEEP (*cf-isv.o(.text))
+    cf-${IO}-crt0.o(.text)
     *(.text .text.*)
+    *(.gnu.linkonce.t.*)
 
     . = ALIGN(0x4);
     /* These are for running static constructors and destructors under ELF.  */
@@ -42,7 +45,13 @@ SECTIONS
     KEEP (*(SORT(.dtors.*)))
     KEEP (*crtend.o(.dtors))
 
+    . = ALIGN(0x4);
+    KEEP (*crtbegin.o(.jcr))
+    KEEP (*(EXCLUDE_FILE (*crtend.o) .jcr))
+    KEEP (*crtend.o(.jcr))
+
     *(.rodata .rodata.*)
+    *(.gnu.linkonce.r.*)
 
     . = ALIGN(0x4);
     *(.gcc_except_table) 
@@ -77,6 +86,7 @@ SECTIONS
     *(.got.plt) *(.got)
     *(.shdata)
     *(.data .data.*)
+    *(.gnu.linkonce.d.*)
     . = ALIGN (4);
     _edata = .;
   } >ram ${ROM:+AT>rom}
@@ -86,6 +96,7 @@ SECTIONS
     __bss_start = . ;
     *(.shbss)
     *(.bss .bss.*)
+    *(.gnu.linkonce.b.*)
     *(COMMON)
     . = ALIGN (8);
     _end = .;
@@ -101,5 +112,27 @@ SECTIONS
   {
     *(.stabstr)
   }
+
+  /* DWARF debug sections.
+     Symbols in the DWARF debugging sections are relative to the beginning
+     of the section so we begin them at 0.  */
+  /* DWARF 1 */
+  .debug          0 : { *(.debug) }
+  .line           0 : { *(.line) }
+  /* GNU DWARF 1 extensions */
+  .debug_srcinfo  0 : { *(.debug_srcinfo) }
+  .debug_sfnames  0 : { *(.debug_sfnames) }
+  /* DWARF 1.1 and DWARF 2 */
+  .debug_aranges  0 : { *(.debug_aranges) }
+  .debug_pubnames 0 : { *(.debug_pubnames) }
+  /* DWARF 2 */
+  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
+  .debug_abbrev   0 : { *(.debug_abbrev) }
+  .debug_line     0 : { *(.debug_line) }
+  .debug_frame    0 : { *(.debug_frame) }
+  .debug_str      0 : { *(.debug_str) }
+  .debug_loc      0 : { *(.debug_loc) }
+  .debug_macinfo  0 : { *(.debug_macinfo) }
+
 }
 EOF
diff --git a/libgloss/m68k/configure b/libgloss/m68k/configure
index 5f07ab96d..ad832eef3 100755
--- a/libgloss/m68k/configure
+++ b/libgloss/m68k/configure
@@ -272,7 +272,7 @@ PACKAGE_STRING=
 PACKAGE_BUGREPORT=
 
 ac_unique_file="crt0.S"
-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS build build_cpu build_vendor build_os host host_cpu host_vendor host_os target target_cpu target_vendor target_os INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA CC am__leading_dot DEPDIR am__include am__quote AMDEP_TRUE AMDEP_FALSE AMDEPBACKSLASH CCDEPMODE am__fastdepCC_TRUE am__fastdepCC_FALSE AS AR LD RANLIB ac_ct_RANLIB CCAS CCASFLAGS host_makefile_frag_path target_makefile_frag_path LIBOBJS LTLIBOBJS'
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS build build_cpu build_vendor build_os host host_cpu host_vendor host_os target target_cpu target_vendor target_os INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA CC am__leading_dot DEPDIR am__include am__quote AMDEP_TRUE AMDEP_FALSE AMDEPBACKSLASH CCDEPMODE am__fastdepCC_TRUE am__fastdepCC_FALSE AS AR LD RANLIB ac_ct_RANLIB CCAS CCASFLAGS CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CPP DO host_makefile_frag_path target_makefile_frag_path LIBOBJS LTLIBOBJS'
 ac_subst_files='host_makefile_frag target_makefile_frag'
 
 # Initialize some variables set by options.
@@ -721,6 +721,26 @@ ac_env_CCASFLAGS_set=${CCASFLAGS+set}
 ac_env_CCASFLAGS_value=$CCASFLAGS
 ac_cv_env_CCASFLAGS_set=${CCASFLAGS+set}
 ac_cv_env_CCASFLAGS_value=$CCASFLAGS
+ac_env_CC_set=${CC+set}
+ac_env_CC_value=$CC
+ac_cv_env_CC_set=${CC+set}
+ac_cv_env_CC_value=$CC
+ac_env_CFLAGS_set=${CFLAGS+set}
+ac_env_CFLAGS_value=$CFLAGS
+ac_cv_env_CFLAGS_set=${CFLAGS+set}
+ac_cv_env_CFLAGS_value=$CFLAGS
+ac_env_LDFLAGS_set=${LDFLAGS+set}
+ac_env_LDFLAGS_value=$LDFLAGS
+ac_cv_env_LDFLAGS_set=${LDFLAGS+set}
+ac_cv_env_LDFLAGS_value=$LDFLAGS
+ac_env_CPPFLAGS_set=${CPPFLAGS+set}
+ac_env_CPPFLAGS_value=$CPPFLAGS
+ac_cv_env_CPPFLAGS_set=${CPPFLAGS+set}
+ac_cv_env_CPPFLAGS_value=$CPPFLAGS
+ac_env_CPP_set=${CPP+set}
+ac_env_CPP_value=$CPP
+ac_cv_env_CPP_set=${CPP+set}
+ac_cv_env_CPP_value=$CPP
 
 #
 # Report the --help message.
@@ -807,6 +827,13 @@ Optional Features:
 Some influential environment variables:
   CCAS        assembler compiler command (defaults to CC)
   CCASFLAGS   assembler compiler flags (defaults to CFLAGS)
+  CC          C compiler command
+  CFLAGS      C compiler flags
+  LDFLAGS     linker flags, e.g. -L<lib dir> if you have libraries in a
+              nonstandard directory <lib dir>
+  CPPFLAGS    C/C++ preprocessor flags, e.g. -I<include dir> if you have
+              headers in a nonstandard directory <include dir>
+  CPP         C preprocessor
 
 Use these variables to override the choices made by `configure' or to help
 it to find libraries and programs with nonstandard names/locations.
@@ -1946,6 +1973,1213 @@ test "${CCASFLAGS+set}" = set || CCASFLAGS=$CFLAGS
 
 
 
+echo "$as_me:$LINENO: checking target cpu family" >&5
+echo $ECHO_N "checking target cpu family... $ECHO_C" >&6
+DO=m68k
+saved_LDFLAGS="$LDFLAGS"
+LDFLAGS="-nostdlib -e main"
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
+set dummy ${ac_tool_prefix}gcc; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_CC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_CC="${ac_tool_prefix}gcc"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+done
+
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+  echo "$as_me:$LINENO: result: $CC" >&5
+echo "${ECHO_T}$CC" >&6
+else
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+fi
+if test -z "$ac_cv_prog_CC"; then
+  ac_ct_CC=$CC
+  # Extract the first word of "gcc", so it can be a program name with args.
+set dummy gcc; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test -n "$ac_ct_CC"; then
+  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_CC="gcc"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+done
+
+fi
+fi
+ac_ct_CC=$ac_cv_prog_ac_ct_CC
+if test -n "$ac_ct_CC"; then
+  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
+echo "${ECHO_T}$ac_ct_CC" >&6
+else
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+  CC=$ac_ct_CC
+else
+  CC="$ac_cv_prog_CC"
+fi
+
+if test -z "$CC"; then
+  if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
+set dummy ${ac_tool_prefix}cc; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_CC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_CC="${ac_tool_prefix}cc"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+done
+
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+  echo "$as_me:$LINENO: result: $CC" >&5
+echo "${ECHO_T}$CC" >&6
+else
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+fi
+if test -z "$ac_cv_prog_CC"; then
+  ac_ct_CC=$CC
+  # Extract the first word of "cc", so it can be a program name with args.
+set dummy cc; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test -n "$ac_ct_CC"; then
+  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_CC="cc"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+done
+
+fi
+fi
+ac_ct_CC=$ac_cv_prog_ac_ct_CC
+if test -n "$ac_ct_CC"; then
+  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
+echo "${ECHO_T}$ac_ct_CC" >&6
+else
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+  CC=$ac_ct_CC
+else
+  CC="$ac_cv_prog_CC"
+fi
+
+fi
+if test -z "$CC"; then
+  # Extract the first word of "cc", so it can be a program name with args.
+set dummy cc; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_CC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+  ac_prog_rejected=no
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
+       ac_prog_rejected=yes
+       continue
+     fi
+    ac_cv_prog_CC="cc"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+done
+
+if test $ac_prog_rejected = yes; then
+  # We found a bogon in the path, so make sure we never use it.
+  set dummy $ac_cv_prog_CC
+  shift
+  if test $# != 0; then
+    # We chose a different compiler from the bogus one.
+    # However, it has the same basename, so the bogon will be chosen
+    # first if we set CC to just the basename; use the full file name.
+    shift
+    ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"
+  fi
+fi
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+  echo "$as_me:$LINENO: result: $CC" >&5
+echo "${ECHO_T}$CC" >&6
+else
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+fi
+if test -z "$CC"; then
+  if test -n "$ac_tool_prefix"; then
+  for ac_prog in cl
+  do
+    # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
+set dummy $ac_tool_prefix$ac_prog; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_CC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+done
+
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+  echo "$as_me:$LINENO: result: $CC" >&5
+echo "${ECHO_T}$CC" >&6
+else
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+    test -n "$CC" && break
+  done
+fi
+if test -z "$CC"; then
+  ac_ct_CC=$CC
+  for ac_prog in cl
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test -n "$ac_ct_CC"; then
+  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_CC="$ac_prog"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+done
+
+fi
+fi
+ac_ct_CC=$ac_cv_prog_ac_ct_CC
+if test -n "$ac_ct_CC"; then
+  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
+echo "${ECHO_T}$ac_ct_CC" >&6
+else
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+  test -n "$ac_ct_CC" && break
+done
+
+  CC=$ac_ct_CC
+fi
+
+fi
+
+
+test -z "$CC" && { { echo "$as_me:$LINENO: error: no acceptable C compiler found in \$PATH
+See \`config.log' for more details." >&5
+echo "$as_me: error: no acceptable C compiler found in \$PATH
+See \`config.log' for more details." >&2;}
+   { (exit 1); exit 1; }; }
+
+# Provide some information about the compiler.
+echo "$as_me:$LINENO:" \
+     "checking for C compiler version" >&5
+ac_compiler=`set X $ac_compile; echo $2`
+{ (eval echo "$as_me:$LINENO: \"$ac_compiler --version </dev/null >&5\"") >&5
+  (eval $ac_compiler --version </dev/null >&5) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }
+{ (eval echo "$as_me:$LINENO: \"$ac_compiler -v </dev/null >&5\"") >&5
+  (eval $ac_compiler -v </dev/null >&5) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }
+{ (eval echo "$as_me:$LINENO: \"$ac_compiler -V </dev/null >&5\"") >&5
+  (eval $ac_compiler -V </dev/null >&5) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }
+
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+ac_clean_files_save=$ac_clean_files
+ac_clean_files="$ac_clean_files a.out a.exe b.out"
+# Try to create an executable without -o first, disregard a.out.
+# It will help us diagnose broken compilers, and finding out an intuition
+# of exeext.
+echo "$as_me:$LINENO: checking for C compiler default output file name" >&5
+echo $ECHO_N "checking for C compiler default output file name... $ECHO_C" >&6
+ac_link_default=`echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
+if { (eval echo "$as_me:$LINENO: \"$ac_link_default\"") >&5
+  (eval $ac_link_default) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; then
+  # Find the output, starting from the most likely.  This scheme is
+# not robust to junk in `.', hence go to wildcards (a.*) only as a last
+# resort.
+
+# Be careful to initialize this variable, since it used to be cached.
+# Otherwise an old cache value of `no' led to `EXEEXT = no' in a Makefile.
+ac_cv_exeext=
+# b.out is created by i960 compilers.
+for ac_file in a_out.exe a.exe conftest.exe a.out conftest a.* conftest.* b.out
+do
+  test -f "$ac_file" || continue
+  case $ac_file in
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj )
+	;;
+    conftest.$ac_ext )
+	# This is the source file.
+	;;
+    [ab].out )
+	# We found the default executable, but exeext='' is most
+	# certainly right.
+	break;;
+    *.* )
+	ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
+	# FIXME: I believe we export ac_cv_exeext for Libtool,
+	# but it would be cool to find out if it's true.  Does anybody
+	# maintain Libtool? --akim.
+	export ac_cv_exeext
+	break;;
+    * )
+	break;;
+  esac
+done
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+{ { echo "$as_me:$LINENO: error: C compiler cannot create executables
+See \`config.log' for more details." >&5
+echo "$as_me: error: C compiler cannot create executables
+See \`config.log' for more details." >&2;}
+   { (exit 77); exit 77; }; }
+fi
+
+ac_exeext=$ac_cv_exeext
+echo "$as_me:$LINENO: result: $ac_file" >&5
+echo "${ECHO_T}$ac_file" >&6
+
+# Check the compiler produces executables we can run.  If not, either
+# the compiler is broken, or we cross compile.
+echo "$as_me:$LINENO: checking whether the C compiler works" >&5
+echo $ECHO_N "checking whether the C compiler works... $ECHO_C" >&6
+# FIXME: These cross compiler hacks should be removed for Autoconf 3.0
+# If not cross compiling, check that we can run a simple program.
+if test "$cross_compiling" != yes; then
+  if { ac_try='./$ac_file'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+    cross_compiling=no
+  else
+    if test "$cross_compiling" = maybe; then
+	cross_compiling=yes
+    else
+	{ { echo "$as_me:$LINENO: error: cannot run C compiled programs.
+If you meant to cross compile, use \`--host'.
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot run C compiled programs.
+If you meant to cross compile, use \`--host'.
+See \`config.log' for more details." >&2;}
+   { (exit 1); exit 1; }; }
+    fi
+  fi
+fi
+echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+
+rm -f a.out a.exe conftest$ac_cv_exeext b.out
+ac_clean_files=$ac_clean_files_save
+# Check the compiler produces executables we can run.  If not, either
+# the compiler is broken, or we cross compile.
+echo "$as_me:$LINENO: checking whether we are cross compiling" >&5
+echo $ECHO_N "checking whether we are cross compiling... $ECHO_C" >&6
+echo "$as_me:$LINENO: result: $cross_compiling" >&5
+echo "${ECHO_T}$cross_compiling" >&6
+
+echo "$as_me:$LINENO: checking for suffix of executables" >&5
+echo $ECHO_N "checking for suffix of executables... $ECHO_C" >&6
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; then
+  # If both `conftest.exe' and `conftest' are `present' (well, observable)
+# catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
+# work properly (i.e., refer to `conftest.exe'), while it won't with
+# `rm'.
+for ac_file in conftest.exe conftest conftest.*; do
+  test -f "$ac_file" || continue
+  case $ac_file in
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj ) ;;
+    *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
+	  export ac_cv_exeext
+	  break;;
+    * ) break;;
+  esac
+done
+else
+  { { echo "$as_me:$LINENO: error: cannot compute suffix of executables: cannot compile and link
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot compute suffix of executables: cannot compile and link
+See \`config.log' for more details." >&2;}
+   { (exit 1); exit 1; }; }
+fi
+
+rm -f conftest$ac_cv_exeext
+echo "$as_me:$LINENO: result: $ac_cv_exeext" >&5
+echo "${ECHO_T}$ac_cv_exeext" >&6
+
+rm -f conftest.$ac_ext
+EXEEXT=$ac_cv_exeext
+ac_exeext=$EXEEXT
+echo "$as_me:$LINENO: checking for suffix of object files" >&5
+echo $ECHO_N "checking for suffix of object files... $ECHO_C" >&6
+if test "${ac_cv_objext+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.o conftest.obj
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; then
+  for ac_file in `(ls conftest.o conftest.obj; ls conftest.*) 2>/dev/null`; do
+  case $ac_file in
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg ) ;;
+    *) ac_cv_objext=`expr "$ac_file" : '.*\.\(.*\)'`
+       break;;
+  esac
+done
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+{ { echo "$as_me:$LINENO: error: cannot compute suffix of object files: cannot compile
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot compute suffix of object files: cannot compile
+See \`config.log' for more details." >&2;}
+   { (exit 1); exit 1; }; }
+fi
+
+rm -f conftest.$ac_cv_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_objext" >&5
+echo "${ECHO_T}$ac_cv_objext" >&6
+OBJEXT=$ac_cv_objext
+ac_objext=$OBJEXT
+echo "$as_me:$LINENO: checking whether we are using the GNU C compiler" >&5
+echo $ECHO_N "checking whether we are using the GNU C compiler... $ECHO_C" >&6
+if test "${ac_cv_c_compiler_gnu+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+int
+main ()
+{
+#ifndef __GNUC__
+       choke me
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_compiler_gnu=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_compiler_gnu=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+ac_cv_c_compiler_gnu=$ac_compiler_gnu
+
+fi
+echo "$as_me:$LINENO: result: $ac_cv_c_compiler_gnu" >&5
+echo "${ECHO_T}$ac_cv_c_compiler_gnu" >&6
+GCC=`test $ac_compiler_gnu = yes && echo yes`
+ac_test_CFLAGS=${CFLAGS+set}
+ac_save_CFLAGS=$CFLAGS
+CFLAGS="-g"
+echo "$as_me:$LINENO: checking whether $CC accepts -g" >&5
+echo $ECHO_N "checking whether $CC accepts -g... $ECHO_C" >&6
+if test "${ac_cv_prog_cc_g+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_prog_cc_g=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_prog_cc_g=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_prog_cc_g" >&5
+echo "${ECHO_T}$ac_cv_prog_cc_g" >&6
+if test "$ac_test_CFLAGS" = set; then
+  CFLAGS=$ac_save_CFLAGS
+elif test $ac_cv_prog_cc_g = yes; then
+  if test "$GCC" = yes; then
+    CFLAGS="-g -O2"
+  else
+    CFLAGS="-g"
+  fi
+else
+  if test "$GCC" = yes; then
+    CFLAGS="-O2"
+  else
+    CFLAGS=
+  fi
+fi
+echo "$as_me:$LINENO: checking for $CC option to accept ANSI C" >&5
+echo $ECHO_N "checking for $CC option to accept ANSI C... $ECHO_C" >&6
+if test "${ac_cv_prog_cc_stdc+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_prog_cc_stdc=no
+ac_save_CC=$CC
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <stdarg.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+/* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
+struct buf { int x; };
+FILE * (*rcsopen) (struct buf *, struct stat *, int);
+static char *e (p, i)
+     char **p;
+     int i;
+{
+  return p[i];
+}
+static char *f (char * (*g) (char **, int), char **p, ...)
+{
+  char *s;
+  va_list v;
+  va_start (v,p);
+  s = g (p, va_arg (v,int));
+  va_end (v);
+  return s;
+}
+
+/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
+   function prototypes and stuff, but not '\xHH' hex character constants.
+   These don't provoke an error unfortunately, instead are silently treated
+   as 'x'.  The following induces an error, until -std1 is added to get
+   proper ANSI mode.  Curiously '\x00'!='x' always comes out true, for an
+   array size at least.  It's necessary to write '\x00'==0 to get something
+   that's true only with -std1.  */
+int osf4_cc_array ['\x00' == 0 ? 1 : -1];
+
+int test (int i, double x);
+struct s1 {int (*f) (int a);};
+struct s2 {int (*f) (double a);};
+int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
+int argc;
+char **argv;
+int
+main ()
+{
+return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];
+  ;
+  return 0;
+}
+_ACEOF
+# Don't try gcc -ansi; that turns off useful extensions and
+# breaks some systems' header files.
+# AIX			-qlanglvl=ansi
+# Ultrix and OSF/1	-std1
+# HP-UX 10.20 and later	-Ae
+# HP-UX older versions	-Aa -D_HPUX_SOURCE
+# SVR4			-Xc -D__EXTENSIONS__
+for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
+do
+  CC="$ac_save_CC $ac_arg"
+  rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_prog_cc_stdc=$ac_arg
+break
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.err conftest.$ac_objext
+done
+rm -f conftest.$ac_ext conftest.$ac_objext
+CC=$ac_save_CC
+
+fi
+
+case "x$ac_cv_prog_cc_stdc" in
+  x|xno)
+    echo "$as_me:$LINENO: result: none needed" >&5
+echo "${ECHO_T}none needed" >&6 ;;
+  *)
+    echo "$as_me:$LINENO: result: $ac_cv_prog_cc_stdc" >&5
+echo "${ECHO_T}$ac_cv_prog_cc_stdc" >&6
+    CC="$CC $ac_cv_prog_cc_stdc" ;;
+esac
+
+# Some people use a C++ compiler to compile C.  Since we use `exit',
+# in C++ we need to declare it.  In case someone uses the same compiler
+# for both compiling C and C++ we need to have the C++ compiler decide
+# the declaration of exit, since it's the most demanding environment.
+cat >conftest.$ac_ext <<_ACEOF
+#ifndef __cplusplus
+  choke me
+#endif
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  for ac_declaration in \
+   '' \
+   'extern "C" void std::exit (int) throw (); using std::exit;' \
+   'extern "C" void std::exit (int); using std::exit;' \
+   'extern "C" void exit (int) throw ();' \
+   'extern "C" void exit (int);' \
+   'void exit (int);'
+do
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_declaration
+#include <stdlib.h>
+int
+main ()
+{
+exit (42);
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  :
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+continue
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_declaration
+int
+main ()
+{
+exit (42);
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  break
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+done
+rm -f conftest*
+if test -n "$ac_declaration"; then
+  echo '#ifdef __cplusplus' >>confdefs.h
+  echo $ac_declaration      >>confdefs.h
+  echo '#endif'             >>confdefs.h
+fi
+
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+echo "$as_me:$LINENO: checking how to run the C preprocessor" >&5
+echo $ECHO_N "checking how to run the C preprocessor... $ECHO_C" >&6
+# On Suns, sometimes $CPP names a directory.
+if test -n "$CPP" && test -d "$CPP"; then
+  CPP=
+fi
+if test -z "$CPP"; then
+  if test "${ac_cv_prog_CPP+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+      # Double quotes because CPP needs to be expanded
+    for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
+    do
+      ac_preproc_ok=false
+for ac_c_preproc_warn_flag in '' yes
+do
+  # Use a header file that comes with gcc, so configuring glibc
+  # with a fresh cross-compiler works.
+  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+  # <limits.h> exists even on freestanding compilers.
+  # On the NeXT, cc -E runs the code through the compiler's parser,
+  # not just through cpp. "Syntax error" is here to catch this case.
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+		     Syntax error
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  :
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  # Broken: fails on valid input.
+continue
+fi
+rm -f conftest.err conftest.$ac_ext
+
+  # OK, works on sane cases.  Now check whether non-existent headers
+  # can be detected and how.
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <ac_nonexistent.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  # Broken: success on invalid input.
+continue
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  # Passes both tests.
+ac_preproc_ok=:
+break
+fi
+rm -f conftest.err conftest.$ac_ext
+
+done
+# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+rm -f conftest.err conftest.$ac_ext
+if $ac_preproc_ok; then
+  break
+fi
+
+    done
+    ac_cv_prog_CPP=$CPP
+
+fi
+  CPP=$ac_cv_prog_CPP
+else
+  ac_cv_prog_CPP=$CPP
+fi
+echo "$as_me:$LINENO: result: $CPP" >&5
+echo "${ECHO_T}$CPP" >&6
+ac_preproc_ok=false
+for ac_c_preproc_warn_flag in '' yes
+do
+  # Use a header file that comes with gcc, so configuring glibc
+  # with a fresh cross-compiler works.
+  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+  # <limits.h> exists even on freestanding compilers.
+  # On the NeXT, cc -E runs the code through the compiler's parser,
+  # not just through cpp. "Syntax error" is here to catch this case.
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+		     Syntax error
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  :
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  # Broken: fails on valid input.
+continue
+fi
+rm -f conftest.err conftest.$ac_ext
+
+  # OK, works on sane cases.  Now check whether non-existent headers
+  # can be detected and how.
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <ac_nonexistent.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  # Broken: success on invalid input.
+continue
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  # Passes both tests.
+ac_preproc_ok=:
+break
+fi
+rm -f conftest.err conftest.$ac_ext
+
+done
+# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+rm -f conftest.err conftest.$ac_ext
+if $ac_preproc_ok; then
+  :
+else
+  { { echo "$as_me:$LINENO: error: C preprocessor \"$CPP\" fails sanity check
+See \`config.log' for more details." >&5
+echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check
+See \`config.log' for more details." >&2;}
+   { (exit 1); exit 1; }; }
+fi
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+cat >conftest.$ac_ext <<_ACEOF
+#ifndef __mcoldfire__
+		#error we are not coldfire
+		#endif
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  DO="cf"
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+fi
+rm -f conftest.err conftest.$ac_ext
+LDFLAGS=$saved_LDFLAGS
+echo "$as_me:$LINENO: result: $DO" >&5
+echo "${ECHO_T}$DO" >&6
+
+
 host_makefile_frag=${srcdir}/../config/default.mh
 target_makefile_frag=${srcdir}/../config/default.mt
 
@@ -2659,6 +3893,14 @@ s,@RANLIB@,$RANLIB,;t t
 s,@ac_ct_RANLIB@,$ac_ct_RANLIB,;t t
 s,@CCAS@,$CCAS,;t t
 s,@CCASFLAGS@,$CCASFLAGS,;t t
+s,@CFLAGS@,$CFLAGS,;t t
+s,@LDFLAGS@,$LDFLAGS,;t t
+s,@CPPFLAGS@,$CPPFLAGS,;t t
+s,@ac_ct_CC@,$ac_ct_CC,;t t
+s,@EXEEXT@,$EXEEXT,;t t
+s,@OBJEXT@,$OBJEXT,;t t
+s,@CPP@,$CPP,;t t
+s,@DO@,$DO,;t t
 s,@host_makefile_frag_path@,$host_makefile_frag_path,;t t
 s,@target_makefile_frag_path@,$target_makefile_frag_path,;t t
 s,@LIBOBJS@,$LIBOBJS,;t t
diff --git a/libgloss/m68k/configure.in b/libgloss/m68k/configure.in
index 65fe68d35..2ac56f5d5 100644
--- a/libgloss/m68k/configure.in
+++ b/libgloss/m68k/configure.in
@@ -45,6 +45,23 @@ AC_SUBST(LD)
 AC_PROG_RANLIB
 LIB_AM_PROG_AS
 
+AC_MSG_CHECKING([target cpu family])
+DO=m68k
+dnl Temporarily modify LDFLAGS so that link tests will succeed without
+dnl a C library.  Note that we may not have a C librabry yet and that
+dnl autoconf automatically adds script to check whether we can create
+dnl an executable or not.
+dnl
+saved_LDFLAGS="$LDFLAGS"
+LDFLAGS="-nostdlib -e main"
+AC_PREPROC_IFELSE([#ifndef __mcoldfire__
+		#error we are not coldfire
+		#endif],
+	       DO="cf",)
+LDFLAGS=$saved_LDFLAGS
+AC_MSG_RESULT($DO)
+AC_SUBST(DO)
+     
 host_makefile_frag=${srcdir}/../config/default.mh
 target_makefile_frag=${srcdir}/../config/default.mt
 
diff --git a/libgloss/m68k/bdm-close.c b/libgloss/m68k/io-close.c
index 40ddf9f5e..fb8cde371 100644
--- a/libgloss/m68k/bdm-close.c
+++ b/libgloss/m68k/io-close.c
@@ -1,5 +1,5 @@
 /*
- * bdm-close.c -- 
+ * io-close.c -- 
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,10 +14,10 @@
  * they apply.
  */
 
-#include "bdm-semihost.h"
-#include "bdm-gdb.h"
 #include <unistd.h>
 #include <errno.h>
+#define IO close
+#include "io.h"
 
 /*
  * close -- close a file descriptor.
@@ -30,9 +30,13 @@
 
 int close (int fd)
 {
+#if HOSTED
   gdb_parambuf_t parameters;
   parameters[0] = (uint32_t) fd;
-  BDM_TRAP (BDM_CLOSE, (uint32_t)parameters);
-  errno = convert_from_gdb_errno (parameters[1]);
+  __hosted (HOSTED_CLOSE, parameters);
+  errno = __hosted_from_gdb_errno (parameters[1]);
   return parameters[0];
+#else
+  return 0;
+#endif
 }
diff --git a/libgloss/m68k/bdm-semihost.c b/libgloss/m68k/io-exit.c
index c0608e1fa..3eee09d8f 100644
--- a/libgloss/m68k/bdm-semihost.c
+++ b/libgloss/m68k/io-exit.c
@@ -1,5 +1,5 @@
 /*
- * bdm-semihost.c -- 
+ * io-exit.c -- 
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,12 +14,16 @@
  * they apply.
  */
 
-/* Semihosting trap.  The debugger intercepts this and
-   performs the semihosting action.  Then the program resumes as
-   usual.  This function must be compiled without a frame pointer, so
-   we know the halt instruction is the very first instuction.  */
-	
-void __attribute__ ((interrupt_handler)) __bdm_semihosting (void) 
+#if HOSTED
+#include "io.h"
+
+/* 
+ * _exit -- Exit from the application.  
+ */
+
+void __attribute__ ((noreturn)) _exit (int code)
 {
-  __asm__ __volatile__ ("halt" ::: "memory");
+  while (1)
+    __hosted (HOSTED_EXIT, (void *)code);
 }
+#endif
diff --git a/libgloss/m68k/bdm-fstat.c b/libgloss/m68k/io-fstat.c
index f93f854f6..83f15168f 100644
--- a/libgloss/m68k/bdm-fstat.c
+++ b/libgloss/m68k/io-fstat.c
@@ -1,5 +1,5 @@
 /*
- * bdm-fstat.c -- 
+ * io-fstat.c -- 
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,12 +14,12 @@
  * they apply.
  */
 
-#include "bdm-semihost.h"
-#include "bdm-gdb.h"
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
 #include <errno.h>
+#define IO fstat
+#include "io.h"
 
 /*
  * fstat -- get file information
@@ -33,12 +33,17 @@
 
 int fstat (int fd, struct stat *buf)
 {
+#if HOSTED
   gdb_parambuf_t parameters;
   struct gdb_stat gbuf;
   parameters[0] = (uint32_t) fd;
   parameters[1] = (uint32_t) &gbuf;
-  BDM_TRAP (BDM_FSTAT, (uint32_t)parameters);
-  convert_from_gdb_stat (&gbuf, buf);
-  errno = convert_from_gdb_errno (parameters[1]);
+  __hosted (HOSTED_FSTAT, parameters);
+  __hosted_from_gdb_stat (&gbuf, buf);
+  errno = __hosted_from_gdb_errno (parameters[1]);
   return parameters[0];
+#else
+  errno = ENOSYS;
+  return -1;
+#endif
 }
diff --git a/libgloss/m68k/bdm-gdb.c b/libgloss/m68k/io-gdb.c
index 7ad1ea1ef..4f16b2f7b 100644
--- a/libgloss/m68k/bdm-gdb.c
+++ b/libgloss/m68k/io-gdb.c
@@ -1,5 +1,5 @@
 /*
- * bdm support for GDB's remote fileio protocol
+ * hosted io support for GDB's remote fileio protocol
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,13 +14,13 @@
  * they apply.
  */
 
-#include "bdm-gdb.h"
+#include "io.h"
 #include <fcntl.h>
 #include <unistd.h>
 #include <errno.h>
 
 gdb_mode_t
-convert_to_gdb_mode_t (mode_t m)
+__hosted_to_gdb_mode_t (mode_t m)
 {
   gdb_mode_t result = 0;
   if (m & S_IFREG)
@@ -49,7 +49,7 @@ convert_to_gdb_mode_t (mode_t m)
 }
 
 int32_t
-convert_to_gdb_open_flags (int f)
+__hosted_to_gdb_open_flags (int f)
 {
   int32_t result = 0;
   if (f & O_RDONLY)
@@ -70,7 +70,7 @@ convert_to_gdb_open_flags (int f)
 }
 
 int32_t
-convert_to_gdb_lseek_flags (int f)
+__hosted_to_gdb_lseek_flags (int f)
 {
   if (f == SEEK_CUR)
     return GDB_SEEK_CUR;
@@ -81,8 +81,8 @@ convert_to_gdb_lseek_flags (int f)
 }
 
 void
-convert_from_gdb_stat (const struct gdb_stat *gs,
-		       struct stat *s)
+__hosted_from_gdb_stat (const struct gdb_stat *gs,
+			struct stat *s)
 {
   s->st_dev = gs->st_dev;
   s->st_ino = gs->st_ino;
@@ -100,15 +100,15 @@ convert_from_gdb_stat (const struct gdb_stat *gs,
 }
 
 void
-convert_from_gdb_timeval (const struct gdb_timeval *gt,
-			  struct timeval *t)
+__hosted_from_gdb_timeval (const struct gdb_timeval *gt,
+			   struct timeval *t)
 {
   t->tv_sec = gt->tv_sec;
   t->tv_usec = gt->tv_usec;
 }
 
 int
-convert_from_gdb_errno (int32_t err)
+__hosted_from_gdb_errno (int32_t err)
 {
   switch (err)
     {
diff --git a/libgloss/m68k/bdm-gettimeofday.c b/libgloss/m68k/io-gettimeofday.c
index 154954244..41e6ee3f7 100644
--- a/libgloss/m68k/bdm-gettimeofday.c
+++ b/libgloss/m68k/io-gettimeofday.c
@@ -1,5 +1,5 @@
 /*
- * bdm-gettimeofday.c -- 
+ * io-gettimeofday.c -- 
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,10 +14,10 @@
  * they apply.
  */
 
-#include "bdm-semihost.h"
-#include "bdm-gdb.h"
 #include <sys/time.h>
 #include <errno.h>
+#define IO gettimeofday
+#include "io.h"
 
 /*
  * gettimeofday -- get the current time
@@ -30,6 +30,7 @@
 
 int gettimeofday (struct timeval *tv, struct timezone *tz)
 {
+#if HOSTED
   gdb_parambuf_t parameters;
   struct gdb_timeval gtv;
   if (!tv)
@@ -40,8 +41,12 @@ int gettimeofday (struct timeval *tv, struct timezone *tz)
       return -1;
     }
   parameters[0] = (uint32_t) &gtv;
-  BDM_TRAP (BDM_GETTIMEOFDAY, (uint32_t)parameters);
-  convert_from_gdb_timeval (&gtv, tv);
-  errno = convert_from_gdb_errno (parameters[1]);
+  __hosted (HOSTED_GETTIMEOFDAY, parameters);
+  __hosted_from_gdb_timeval (&gtv, tv);
+  errno = __hosted_from_gdb_errno (parameters[1]);
   return parameters[0];
+#else
+  errno = ENOSYS;
+  return -1;
+#endif
 }
diff --git a/libgloss/m68k/bdm-isatty.c b/libgloss/m68k/io-isatty.c
index 1da79bc15..4d9bb7d35 100644
--- a/libgloss/m68k/bdm-isatty.c
+++ b/libgloss/m68k/io-isatty.c
@@ -1,5 +1,5 @@
 /*
- * bdm-isatty.c -- 
+ * io-isatty.c -- 
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,10 +14,10 @@
  * they apply.
  */
 
-#include "bdm-semihost.h"
-#include "bdm-gdb.h"
 #include <unistd.h>
 #include <errno.h>
+#define IO isatty
+#include "io.h"
 
 /*
  * isatty -- check if fd is a terminal
@@ -30,9 +30,13 @@
 
 int isatty (int fd)
 {
+#if HOSTED
   gdb_parambuf_t parameters;
   parameters[0] = (uint32_t) fd;
-  BDM_TRAP (BDM_ISATTY, (uint32_t)parameters);
-  errno = convert_from_gdb_errno (parameters[1]);
+  __hosted (HOSTED_ISATTY, parameters);
+  errno = __hosted_from_gdb_errno (parameters[1]);
   return parameters[0];
+#else
+  return 1;
+#endif
 }
diff --git a/libgloss/m68k/bdm-lseek.c b/libgloss/m68k/io-lseek.c
index b8308cbff..63ec56451 100644
--- a/libgloss/m68k/bdm-lseek.c
+++ b/libgloss/m68k/io-lseek.c
@@ -1,5 +1,5 @@
 /*
- * bdm-lseek.c -- 
+ * io-lseek.c -- 
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,11 +14,11 @@
  * they apply.
  */
 
-#include "bdm-semihost.h"
-#include "bdm-gdb.h"
 #include <sys/types.h>
 #include <unistd.h>
 #include <errno.h>
+#define IO lseek
+#include "io.h"
 
 /*
  * lseek -- reposition a file descriptor
@@ -35,12 +35,17 @@
 
 off_t lseek (int fd, off_t offset, int whence)
 {
+#if HOSTED
   gdb_parambuf_t parameters;
   parameters[0] = (uint32_t) fd;
   parameters[1] = (uint32_t) ((offset >> 32) & 0xffffffff);
   parameters[2] = (uint32_t) (offset & 0xffffffff);
-  parameters[3] = convert_to_gdb_lseek_flags (whence);
-  BDM_TRAP (BDM_LSEEK, (uint32_t)parameters);
-  errno = convert_from_gdb_errno (parameters[2]);
+  parameters[3] = __hosted_to_gdb_lseek_flags (whence);
+  __hosted (HOSTED_LSEEK, parameters);
+  errno = __hosted_from_gdb_errno (parameters[2]);
   return ((uint64_t)parameters[0] << 32) | ((uint64_t)parameters[1]);
+#else
+  errno = ENOSYS;
+  return -1;
+#endif
 }
diff --git a/libgloss/m68k/bdm-open.c b/libgloss/m68k/io-open.c
index 878cff84d..ec45a533c 100644
--- a/libgloss/m68k/bdm-open.c
+++ b/libgloss/m68k/io-open.c
@@ -1,5 +1,5 @@
 /*
- * bdm-open.c -- 
+ * io-open.c -- 
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,14 +14,14 @@
  * they apply.
  */
 
-#include "bdm-semihost.h"
-#include "bdm-gdb.h"
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <stdarg.h>
 #include <string.h>
 #include <errno.h>
+#define IO open
+#include "io.h"
 
 /*
  * open -- Open a file.
@@ -37,20 +37,25 @@
 
 int open (const char *fname, int flags, ...)
 {
+#if HOSTED
   gdb_parambuf_t parameters;
   parameters[0] = (uint32_t) fname;
   parameters[1] = strlen (fname) + 1;
-  parameters[2] = convert_to_gdb_open_flags (flags);
+  parameters[2] = __hosted_to_gdb_open_flags (flags);
   if (flags & O_CREAT)
     {
       va_list ap;
       va_start (ap, flags);
-      parameters[3] = convert_to_gdb_mode_t (va_arg (ap, mode_t));
+      parameters[3] = __hosted_to_gdb_mode_t (va_arg (ap, mode_t));
       va_end (ap);
     }
   else
     parameters[3] = 0;
-  BDM_TRAP (BDM_OPEN, (uint32_t)parameters);
-  errno = convert_from_gdb_errno (parameters[1]);
+  __hosted (HOSTED_OPEN, parameters);
+  errno = __hosted_from_gdb_errno (parameters[1]);
   return parameters[0];
+#else
+  errno = ENOSYS;
+  return -1;
+#endif
 }
diff --git a/libgloss/m68k/bdm-read.c b/libgloss/m68k/io-read.c
index 441a7d249..2cf3555e8 100644
--- a/libgloss/m68k/bdm-read.c
+++ b/libgloss/m68k/io-read.c
@@ -1,5 +1,5 @@
 /*
- * bdm-read.c -- 
+ * io-read.c -- 
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,10 +14,10 @@
  * they apply.
  */
 
-#include "bdm-semihost.h"
-#include "bdm-gdb.h"
 #include <unistd.h>
 #include <errno.h>
+#define IO read
+#include "io.h"
 
 /*
  * read -- read from a file descriptor
@@ -32,11 +32,16 @@
 
 ssize_t read (int fd, void *buf, size_t count)
 {
+#if HOSTED
   gdb_parambuf_t parameters;
   parameters[0] = (uint32_t) fd;
   parameters[1] = (uint32_t) buf;
   parameters[2] = (uint32_t) count;
-  BDM_TRAP (BDM_READ, (uint32_t)parameters);
-  errno = convert_from_gdb_errno (parameters[1]);
+  __hosted (HOSTED_READ, parameters);
+  errno = __hosted_from_gdb_errno (parameters[1]);
   return parameters[0];
+#else
+  errno = ENOSYS;
+  return -1;
+#endif
 }
diff --git a/libgloss/m68k/bdm-rename.c b/libgloss/m68k/io-rename.c
index 3e0acf3bb..75e7c8748 100644
--- a/libgloss/m68k/bdm-rename.c
+++ b/libgloss/m68k/io-rename.c
@@ -1,5 +1,5 @@
 /*
- * bdm-rename.c -- 
+ * io-rename.c -- 
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,11 +14,11 @@
  * they apply.
  */
 
-#include "bdm-semihost.h"
-#include "bdm-gdb.h"
 #include <stdio.h>
 #include <string.h>
 #include <errno.h>
+#define IO rename
+#include "io.h"
 
 /*
  * rename -- rename a file
@@ -34,12 +34,17 @@
 
 int _rename (const char *oldpath, const char *newpath)
 {
+#if HOSTED
   gdb_parambuf_t parameters;
   parameters[0] = (uint32_t) oldpath;
   parameters[1] = (uint32_t) strlen (oldpath) + 1;
   parameters[2] = (uint32_t) newpath;
   parameters[3] = (uint32_t) strlen (newpath) + 1;
-  BDM_TRAP (BDM_RENAME, (uint32_t)parameters);
-  errno = convert_from_gdb_errno (parameters[1]);
+  __hosted (HOSTED_RENAME, parameters);
+  errno = __hosted_from_gdb_errno (parameters[1]);
   return parameters[0];
+#else
+  errno = ENOSYS;
+  return -1;
+#endif
 }
diff --git a/libgloss/m68k/bdm-stat.c b/libgloss/m68k/io-stat.c
index 536aeec5d..a707b0d64 100644
--- a/libgloss/m68k/bdm-stat.c
+++ b/libgloss/m68k/io-stat.c
@@ -1,5 +1,5 @@
 /*
- * bdm-stat.c -- 
+ * io-stat.c -- 
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,13 +14,13 @@
  * they apply.
  */
 
-#include "bdm-semihost.h"
-#include "bdm-gdb.h"
 #include <string.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
 #include <errno.h>
+#define IO stat
+#include "io.h"
 
 /*
  * stat -- get file information
@@ -36,13 +36,18 @@
 
 int stat (const char *filename, struct stat *buf)
 {
+#if HOSTED
   gdb_parambuf_t parameters;
   struct gdb_stat gbuf;
   parameters[0] = (uint32_t) filename;
   parameters[1] = (uint32_t) strlen (filename) + 1;
   parameters[2] = (uint32_t) &gbuf;
-  BDM_TRAP (BDM_STAT, (uint32_t)parameters);
-  convert_from_gdb_stat (&gbuf, buf);
-  errno = convert_from_gdb_errno (parameters[1]);
+  __hosted (HOSTED_STAT, parameters);
+  __hosted_from_gdb_stat (&gbuf, buf);
+  errno = __hosted_from_gdb_errno (parameters[1]);
   return parameters[0];
+#else
+  errno = ENOSYS;
+  return -1;
+#endif
 }
diff --git a/libgloss/m68k/bdm-system.c b/libgloss/m68k/io-system.c
index 75a82e2a7..7d35ed237 100644
--- a/libgloss/m68k/bdm-system.c
+++ b/libgloss/m68k/io-system.c
@@ -1,5 +1,5 @@
 /*
- * bdm-system.c -- 
+ * io-system.c -- 
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,12 +14,13 @@
  * they apply.
  */
 
-#include "bdm-semihost.h"
-#include "bdm-gdb.h"
 #include <stdlib.h>
 #include <string.h>
 #include <errno.h>
 #include <sys/wait.h>
+#define IO _system
+#include "io.h"
+
 /*
  * system: execute command on (remote) host
  * input parameters:
@@ -32,13 +33,14 @@
 
 int _system (const char *command)
 {
+#if HOSTED
   int e;
   gdb_parambuf_t parameters;
   
   parameters[0] = (uint32_t) command;
   parameters[1] = command ? (uint32_t) strlen (command) + 1 : 0;
-  BDM_TRAP (BDM_SYSTEM, (uint32_t)parameters);
-  errno = convert_from_gdb_errno (parameters[1]);
+  __hosted (HOSTED_SYSTEM, parameters);
+  errno = __hosted_from_gdb_errno (parameters[1]);
   e = parameters[0];
   if (e >= 0 && command)
     {
@@ -52,4 +54,10 @@ int _system (const char *command)
     }
   
   return e;
+#else
+  if (!command)
+    return 0;
+  errno = ENOSYS;
+  return -1;
+#endif
 }
diff --git a/libgloss/m68k/io-time.c b/libgloss/m68k/io-time.c
new file mode 100644
index 000000000..8c549adef
--- /dev/null
+++ b/libgloss/m68k/io-time.c
@@ -0,0 +1,45 @@
+/*
+ * io-time.c -- 
+ *
+ * Copyright (c) 2006 CodeSourcery Inc
+ *
+ * The authors hereby grant permission to use, copy, modify, distribute,
+ * and license this software and its documentation for any purpose, provided
+ * that existing copyright notices are retained in all copies and that this
+ * notice is included verbatim in any distributions. No written agreement,
+ * license, or royalty fee is required for any of the authorized uses.
+ * Modifications to this software may be copyrighted by their authors
+ * and need not follow the licensing terms described here, provided that
+ * the new terms are clearly indicated on the first page of each file where
+ * they apply.
+ */
+
+#include <sys/time.h>
+#include <errno.h>
+#define IO time
+#include "io.h"
+
+/*
+ * time -- get the current time
+ * input parameters:
+ *   0 : timeval ptr
+ * output parameters:
+ *   0 : result
+ *   1 : errno
+ */
+
+time_t time (time_t *t)
+{
+#if HOSTED
+  struct timeval tv;
+
+  if (gettimeofday (&tv, NULL))
+    return -1;
+  if (t)
+    *t = tv.tv_sec;
+  return tv.tv_sec;
+#else
+  errno = ENOSYS;
+  return -1;
+#endif
+}
diff --git a/libgloss/m68k/bdm-unlink.c b/libgloss/m68k/io-unlink.c
index 05098ae7a..0e623aaf4 100644
--- a/libgloss/m68k/bdm-unlink.c
+++ b/libgloss/m68k/io-unlink.c
@@ -1,5 +1,5 @@
 /*
- * bdm-unlink.c -- 
+ * io-unlink.c -- 
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,11 +14,11 @@
  * they apply.
  */
 
-#include "bdm-semihost.h"
-#include "bdm-gdb.h"
 #include <stdio.h>
 #include <string.h>
 #include <errno.h>
+#define IO unlink
+#include "io.h"
 
 /*
  * unlink -- unlink (delete) a file
@@ -32,10 +32,15 @@
 
 int unlink (const char *path)
 {
+#if HOSTED
   gdb_parambuf_t parameters;
   parameters[0] = (uint32_t) path;
   parameters[1] = (uint32_t) strlen (path) + 1;
-  BDM_TRAP (BDM_UNLINK, (uint32_t)parameters);
-  errno = convert_from_gdb_errno (parameters[1]);
+  __hosted (HOSTED_UNLINK, parameters);
+  errno = __hosted_from_gdb_errno (parameters[1]);
   return parameters[0];
+#else
+  errno = ENOSYS;
+  return -1;
+#endif
 }
diff --git a/libgloss/m68k/bdm-write.c b/libgloss/m68k/io-write.c
index 0280dcd7c..bf4b7763f 100644
--- a/libgloss/m68k/bdm-write.c
+++ b/libgloss/m68k/io-write.c
@@ -1,5 +1,5 @@
 /*
- * bdm-write.c -- 
+ * io-write.c -- 
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,10 +14,10 @@
  * they apply.
  */
 
-#include "bdm-semihost.h"
-#include "bdm-gdb.h"
 #include <unistd.h>
 #include <errno.h>
+#define IO write
+#include "io.h"
 
 /*
  * write -- write to a file descriptor
@@ -32,11 +32,16 @@
 
 ssize_t write (int fd, const void *buf, size_t count)
 {
+#if HOSTED
   gdb_parambuf_t parameters;
   parameters[0] = (uint32_t) fd;
   parameters[1] = (uint32_t) buf;
   parameters[2] = (uint32_t) count;
-  BDM_TRAP (BDM_WRITE, (uint32_t)parameters);
-  errno = convert_from_gdb_errno (parameters[1]);
+  __hosted (HOSTED_WRITE, parameters);
+  errno = __hosted_from_gdb_errno (parameters[1]);
   return parameters[0];
+#else
+  errno = ENOSYS;
+  return -1;
+#endif
 }
diff --git a/libgloss/m68k/bdm-gdb.h b/libgloss/m68k/io.h
index a97479c67..b6b228739 100644
--- a/libgloss/m68k/bdm-gdb.h
+++ b/libgloss/m68k/io.h
@@ -1,5 +1,5 @@
 /*
- * bdm support for GDB's remote fileio protocol
+ * hosted & unhosted io support.
  *
  * Copyright (c) 2006 CodeSourcery Inc
  *
@@ -14,11 +14,31 @@
  * they apply.
  */
 
+#if HOSTED
 #include <stdint.h>
 #include <sys/types.h>
 #include <sys/time.h>
 #include <sys/stat.h>
 
+#define HOSTED_EXIT  0
+#define HOSTED_INIT_SIM 1
+#define HOSTED_OPEN 2
+#define HOSTED_CLOSE 3
+#define HOSTED_READ 4
+#define HOSTED_WRITE 5
+#define HOSTED_LSEEK 6
+#define HOSTED_RENAME 7
+#define HOSTED_UNLINK 8
+#define HOSTED_STAT 9
+#define HOSTED_FSTAT 10
+#define HOSTED_GETTIMEOFDAY 11
+#define HOSTED_ISATTY 12
+#define HOSTED_SYSTEM 13
+
+/* This function is provided by the board's BSP, because the precise
+   mechanism of informing gdb is board specific.  */
+extern int __io_hosted (int func, void *args);
+
 /* Protocol specific representation of datatypes, as specified in D.9.11
  * of the GDB manual.
  * Note that since the m68k is big-endian, we can use native
@@ -55,7 +75,6 @@ struct gdb_timeval {
 
 typedef uint32_t gdb_parambuf_t[4];
 
-
 /* open flags */
 
 #define GDB_O_RDONLY   0x0
@@ -112,17 +131,25 @@ typedef uint32_t gdb_parambuf_t[4];
 
 /* conversion functions */
 
-extern gdb_mode_t convert_to_gdb_mode_t (mode_t m);
-extern int32_t convert_to_gdb_open_flags (int f);
-extern int32_t convert_to_gdb_lseek_flags (int f);
-
-extern void convert_from_gdb_stat (const struct gdb_stat *gs,
-				   struct stat *s);
-extern void convert_from_gdb_timeval (const struct gdb_timeval *gt,
-				      struct timeval *t);
-extern int convert_from_gdb_errno (int32_t err);
-
-
-
-
-
+extern gdb_mode_t __hosted_to_gdb_mode_t (mode_t m);
+extern int32_t __hosted_to_gdb_open_flags (int f);
+extern int32_t __hosted_to_gdb_lseek_flags (int f);
+
+extern void __hosted_from_gdb_stat (const struct gdb_stat *gs,
+				    struct stat *s);
+extern void __hosted_from_gdb_timeval (const struct gdb_timeval *gt,
+				       struct timeval *t);
+extern int __hosted_from_gdb_errno (int32_t err);
+
+#else
+#ifdef IO
+#define IO_NAME_(IO) __hosted_##IO
+#define IO_NAME(IO) IO_NAME_(IO)
+#define IO_STRING_(IO) #IO
+#define IO_STRING(IO) IO_STRING_(IO)
+/* Emit an object that causes a gnu linker warning.  */
+static const char IO_NAME (IO) []
+__attribute__ ((section (".gnu.warning"), used)) =
+"IO function '" IO_STRING (IO) "' used";
+#endif
+#endif