diff -ur orig/gcc-3.1.1/config.sub gcc-3.1.1/config.sub
--- orig/gcc-3.1.1/config.sub	Fri Feb  8 22:00:13 2002
+++ gcc-3.1.1/config.sub	Wed Feb 26 20:17:17 2003
@@ -234,7 +234,7 @@
 	| fr30 \
 	| h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \
 	| i370 | i860 | i960 | ia64 \
-	| m32r | m68000 | m68k | m88k | mcore \
+	| m32r | m68000 | m68k | m88k | m6809 | mcore \
 	| mips16 | mips64 | mips64el | mips64orion | mips64orionel \
 	| mips64vr4100 | mips64vr4100el | mips64vr4300 \
 	| mips64vr4300el | mips64vr5000 | mips64vr5000el \
@@ -294,7 +294,7 @@
 	| i*86-* | i860-* | i960-* | ia64-* \
 	| m32r-* \
 	| m68000-* | m680[01234]0-* | m68360-* | m683?2-* | m68k-* \
-	| m88110-* | m88k-* | mcore-* \
+	| m88110-* | m88k-* | m6809-* | mcore-* \
 	| mips-* | mips16-* | mips64-* | mips64el-* | mips64orion-* \
 	| mips64orionel-* | mips64vr4100-* | mips64vr4100el-* \
 	| mips64vr4300-* | mips64vr4300el-* | mipsbe-* | mipseb-* \
diff -ur orig/gcc-3.1.1/gcc/config.gcc gcc-3.1.1/gcc/config.gcc
--- orig/gcc-3.1.1/gcc/config.gcc	Fri Jun  7 19:35:31 2002
+++ gcc-3.1.1/gcc/config.gcc	Wed Feb 26 20:19:39 2003
@@ -247,6 +247,7 @@
 	| m68[k0]*-next-* \
 	| m68[k0]*-sony-* \
 	| m88k-* \
+	| m6809-* \
 	| mips-*-bsd* \
 	| mips-*-riscos* \
 	| mips-*-sysv* \
@@ -2201,6 +2202,9 @@
 	tm_file="dbxelf.h elfos.h svr4.h m88k/sysv4.h"
 	extra_parts="crtbegin.o crtend.o"
 	tmake_file=m88k/t-sysv4
+	;;
+m6809-*-*)
+	tm_file=m6809/m6809.h
 	;;
 mcore-*-elf)
 	tm_file="dbxelf.h elfos.h svr4.h ${tm_file} mcore/mcore-elf.h"