rb_enc_str_new_cstr  154 include/ruby/encoding.h #define rb_enc_str_new_cstr(str, enc) RB_GNUC_EXTENSION_BLOCK(	\
rb_enc_str_new_cstr   49 string.c       #undef rb_enc_str_new_cstr
rb_enc_str_new_cstr  777 string.c       rb_enc_str_new_cstr(const char *ptr, rb_encoding *enc)