rb_enc_symname_p 14673 ext/ripper/ripper.c     return rb_enc_symname_p(name, rb_ascii8bit_encoding());
rb_enc_symname_p 9273 ext/ripper/ripper.y     return rb_enc_symname_p(name, rb_ascii8bit_encoding());
rb_enc_symname_p  163 include/ruby/encoding.h int rb_enc_symname_p(const char*, rb_encoding*);
rb_enc_symname_p 14605 parse.c            return rb_enc_symname_p(name, rb_ascii8bit_encoding());
rb_enc_symname_p 9273 parse.y            return rb_enc_symname_p(name, rb_ascii8bit_encoding());
rb_enc_symname_p 6873 string.c       	!rb_enc_symname_p(RSTRING_PTR(sym), enc) ||