fixup! findutils: version up to current git master.

component/findutils/buildout.cfg

@@ -2,11 +2,14 @@
 extends =
   ../autoconf/buildout.cfg
   ../automake/buildout.cfg
+  ../bison/buildout.cfg
   ../coreutils/buildout.cfg
+  ../flex/buildout.cfg
   ../gettext/buildout.cfg
   ../git/buildout.cfg
   ../grep/buildout.cfg
   ../libtool/buildout.cfg
+  ../m4/buildout.cfg
   ../tar/buildout.cfg
   ../texinfo/buildout.cfg
 parts =
@@ -34,7 +37,7 @@ configure-command =
   ./bootstrap --skip-po
   ./configure
 environment =
-  PATH=${autoconf:location}/bin:${automake:location}/bin:${libtool:location}/bin:${git:location}/bin:${gettext:location}/bin:${tar:location}/bin:${coreutils:location}/bin:${grep:location}/bin:${texinfo:location}/bin:%(PATH)s
+  PATH=${autoconf:location}/bin:${automake:location}/bin:${libtool:location}/bin:${git:location}/bin:${gettext:location}/bin:${tar:location}/bin:${coreutils:location}/bin:${grep:location}/bin:${texinfo:location}/bin:${bison:location}/bin:${flex:location}/bin:${m4:location}/bin:%(PATH)s
 
 [findutils-output]
 # Shared binary location to ease migration