diff -up gcc-4.0.4/gcc/configure.makeinfo gcc-4.0.4/gcc/configure
--- gcc-4.0.4/gcc/configure.makeinfo	2012-09-09 12:44:42.824254000 +0200
+++ gcc-4.0.4/gcc/configure	2012-09-09 12:51:40.456517400 +0200
@@ -7392,7 +7392,7 @@ else
   echo "configure:7392: version of makeinfo is $ac_prog_version" >&5
   case $ac_prog_version in
     '')     gcc_cv_prog_makeinfo_modern=no;;
-    4.[2-9]*)
+    4.[7-9]*|4.[1-9][0-9]*|[5-9]*|[1-9][0-9]*)
             gcc_cv_prog_makeinfo_modern=yes;;
     *)      gcc_cv_prog_makeinfo_modern=no;;
   esac
diff -up gcc-4.0.4/Makefile.in.makeinfo gcc-4.0.4/Makefile.in
--- gcc-4.0.4/Makefile.in.makeinfo	2006-04-04 23:04:37.000000000 +0200
+++ gcc-4.0.4/Makefile.in	2012-11-20 19:36:54.679470100 +0100
@@ -293,7 +293,7 @@ CONFIGURED_MAKEINFO = @CONFIGURED_MAKEIN
 MAKEINFO = `if [ -f $$r/$(BUILD_SUBDIR)/texinfo/makeinfo/Makefile ] ; \
 	then echo $$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo ; \
 	else if (${CONFIGURED_MAKEINFO} --version \
-	  | egrep 'texinfo[^0-9]*([1-3][0-9]|4\.[2-9]|[5-9])') >/dev/null 2>&1; \
+	  | egrep 'texinfo[^0-9]*([1-3][0-9]|4\.[7-9]*|4\.[1-9][0-9]*|[1-9][0-9]*)') >/dev/null 2>&1; \
         then echo ${CONFIGURED_MAKEINFO}; else echo $$s/missing makeinfo; fi; fi`
 
 # This just becomes part of the MAKEINFO definition passed down to