string.c (find_option): Change 3rd argument to const st_option *.
* runtime/string.c (find_option): Change 3rd argument to
const st_option *.
* libgfortran.h (find_option): Likewise.
* runtime/environ.c (rounding, precision, signal_choices): Constify.
(init_choice, show_choice): Change 2nd argument to const choice *.
* io/open.c (access_opt, action_opt, blank_opt, delim_opt, form_opt,
position_opt, status_opt, pad_opt): Constify.
* io/transfer.c (advance_opt): Likewise.
* io/inquire.c (undefined): Likewise.
* io/close.c (status_opt): Likewise.
* io/format.c (posint_required, period_required, nonneg_required,
unexpected_element, unexpected_end, bad_string, bad_hollerith,
reversion_error): Likewise.
* io/unix.c (yes, no, unknown): Change from const char *
into const char [].
From-SVN: r104773
090037799c