[petsc-dev] Preconditioner side

[Desire NUENTSA WAKAM]

Hi all,
what's the current command-line option to set the preconditioner side in 
PETSc-dev?
It seems not to be -ksp_right_pc as for PETSc-users
nor -ksp_pc_side as written in KSPSetPCSide doc.
Thanks
D?sir?