let template = Pcre.replace ~pat:"@ROOT@" ~templ:development.root template in
let template = Pcre.replace ~pat:"@CC@" ~templ:cc template in
let template = Pcre.replace ~pat:"@DEP@" ~templ:mm template in
let template = Pcre.replace ~pat:"@DEPFILE@" ~templ:df template in
let template = Pcre.replace ~pat:"@ROOT@" ~templ:development.root template in
let template = Pcre.replace ~pat:"@CC@" ~templ:cc template in
let template = Pcre.replace ~pat:"@DEP@" ~templ:mm template in
let template = Pcre.replace ~pat:"@DEPFILE@" ~templ:df template in