(xim_create_ic, xim_destroy_ic, x_error_handler) (x_io_error_handler): Make them static.
(xim_create_ic, xim_destroy_ic, x_error_handler)
(x_io_error_handler): Make them static.

xmirror/m17n-lib,xmirror/m17n-lib,xmirror/m17n-lib,xmirror/m17n-lib