kadm5_chpass_principal() sets the new password password for the principal.
Returns TRUE on success or FALSE on failure.
TRUE
FALSE
<?php $handle = kadm5_init_with_password("afs-1", "GONICUS.LOCAL", "admin/admin", "password");kadm5_chpass_principal($handle, "burbach@GONICUS.LOCAL", "newpassword");kadm5_destroy($handle);?>