rb_enc_uint_chr    49 ext/-test-/string/cstr.c     return rb_enc_uint_chr((unsigned int)c, enc);
rb_enc_uint_chr   141 include/ruby/encoding.h VALUE rb_enc_uint_chr(unsigned int code, rb_encoding *enc);
rb_enc_uint_chr  3922 io.c           	c = rb_enc_uint_chr(FIX2UINT(c), io_read_encoding(fptr));
rb_enc_uint_chr  3925 io.c           	c = rb_enc_uint_chr(NUM2UINT(c), io_read_encoding(fptr));
rb_enc_uint_chr  3062 numeric.c          return rb_enc_uint_chr(i, enc);