ruby_enc_find_basename 1273 ext/tk/tcltklib.c       const char *base = ruby_enc_find_basename(rb_sourcefile(), NULL, NULL,
ruby_enc_find_basename 4082 file.c             p = ruby_enc_find_basename(name, &f, &n, enc);
ruby_enc_find_basename  281 include/ruby/encoding.h const char *ruby_enc_find_basename(const char *name, long *baselen, long *alllen, rb_encoding *enc);