rb_utf8_str_new   809 include/ruby/intern.h #define rb_utf8_str_new(str, len) RB_GNUC_EXTENSION_BLOCK( \
rb_utf8_str_new    43 string.c       #undef rb_utf8_str_new
rb_utf8_str_new   734 string.c       rb_utf8_str_new(const char *ptr, long len)