rb_warn0          770 ext/ripper/ripper.c # define rb_warn0(fmt)         WARN_CALL(WARN_ARGS(fmt, 1))
rb_warn0          716 ext/ripper/ripper.y # define rb_warn0(fmt)         WARN_CALL(WARN_ARGS(fmt, 1))
rb_warn0          770 parse.c        # define rb_warn0(fmt)         WARN_CALL(WARN_ARGS(fmt, 1))
rb_warn0          716 parse.y        # define rb_warn0(fmt)         WARN_CALL(WARN_ARGS(fmt, 1))