call getenv_loc('FOURIER',fouriername)
open (ifourier,file=fouriername,status='old',readonly)
call getenv_loc('ELEPAR',elename)
open (ielep,file=elename,status='old',readonly)
call getenv_loc('SIDEPAR',sidename)
open (isidep,file=sidename,status='old',readonly)
call getenv_loc('FOURIER',fouriername)
open (ifourier,file=fouriername,status='old',readonly)
call getenv_loc('ELEPAR',elename)
open (ielep,file=elename,status='old',readonly)
call getenv_loc('SIDEPAR',sidename)
open (isidep,file=sidename,status='old',readonly)