some problem about ./comfigure

[freelyyu]

when I run the ./configure,it says configure: error: You must install ocamlbuild as follows:,but I have already installer . checking for ocamlc... ocamlc OCaml version is 4.05.0 OCaml library path is /usr/lib/ocaml checking for ocamlopt... ocamlopt checking for ocamlc.opt... ocamlc.opt checking for ocamlopt.opt... ocamlopt.opt checking for dynlink.cmxa... yes checking for ocaml... ocaml checking for ocamldep... ocamldep checking for ocamlmktop... ocamlmktop checking for ocamlmklib... ocamlmklib checking for ocamldoc... ocamldoc checking for ocamlbuild... no configure: error: You must install ocamlbuild yrl@yrl-AHV:~/Desktop/obliv-c-obliv-c$ sudo opam install camlp4 ocamlfind ocamlbuild batteries [WARNING] Running as root is not recommended [NOTE] Package camlp4 is already installed (current version is 4.06+1). [NOTE] Package ocamlfind is already installed (current version is 1.8.0). [NOTE] Package ocamlbuild is already installed (current version is 0.12.0). [NOTE] Package batteries is already installed (current version is 2.8.0). yrl@yrl-AHV:~/Desktop/obliv-c-obliv-c$

[Newbie-W]

have you solved this problem？i had this problem, too