diff -up gcc-3.3.6/Makefile.in.makeinfo gcc-3.3.6/Makefile.in
--- gcc-3.3.6/Makefile.in.makeinfo	2003-07-05 04:37:08.000000000 +0200
+++ gcc-3.3.6/Makefile.in	2012-11-25 13:39:24.849486100 +0100
@@ -158,7 +158,7 @@ M4 = `if [ -f $$r/m4/m4 ] ; \
 MAKEINFO = `if [ -f $$r/texinfo/makeinfo/makeinfo ] ; \
 	then echo $$r/texinfo/makeinfo/makeinfo ; \
 	else if (makeinfo --version \
-	  | egrep 'texinfo[^0-9]*([1-3][0-9]|4\.[2-9]|[5-9])') >/dev/null 2>&1; \
+	  | egrep 'texinfo[^0-9]*([1-3][0-9]|4\.[7-9]*|4\.[1-9][0-9]*|[1-9][0-9]*)') >/dev/null 2>&1; \
         then echo makeinfo; else echo $$s/missing makeinfo; fi; fi`
 
 # This just becomes part of the MAKEINFO definition passed down to
diff -up gcc-3.3.6/gcc/configure.makeinfo gcc-3.3.6/gcc/configure
--- gcc-3.3.6/gcc/configure.makeinfo	2012-11-25 13:36:36.715834600 +0100
+++ gcc-3.3.6/gcc/configure	2012-11-25 13:37:53.139791400 +0100
@@ -3299,7 +3299,7 @@ else
   echo "configure:3300: 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