rb_dvar_defined  16277 ext/ripper/ripper.c         return rb_dvar_defined(id, parser->base_block);
rb_dvar_defined  10528 ext/ripper/ripper.y         return rb_dvar_defined(id, parser->base_block);
rb_dvar_defined   898 internal.h     int rb_dvar_defined(ID, const struct rb_block_struct *);
rb_dvar_defined  16201 parse.c                return rb_dvar_defined(id, parser->base_block);
rb_dvar_defined  10528 parse.y                return rb_dvar_defined(id, parser->base_block);