Use local pkgconfig into the instance.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@44642 20353a03-c40f-0410-a6d1-a30d3c3de9de

buildout/software-profiles/xorg.cfg

@@ -106,5 +106,6 @@ environment =
   PKG_CONFIG_PATH=${xproto:location}/lib/pkgconfig:${xextproto:location}/lib/pkgconfig:${xtrans:location}/share/pkgconfig:${libxcb:location}/lib/pkgconfig:${xorg-libpthread-stubs:location}/lib/pkgconfig:${libXau:location}/lib/pkgconfig
   LD_LIBRARY_PATH=${xproto:location}/lib:${xextproto:location}/lib:${libxcb:location}/lib
   LD_RUN_PATH=${xproto:location}/lib:${xextproto:location}/lib:${libxcb:location}/lib
+  PATH=${pkgconfig:location}/bin:%(PATH)s
   CFLAGS=-I${xproto:location}/include
   CPPFLAGS=-I${xproto:location}/include