rb_io_check_initialized 372 ext/readline/readline.c rb_io_check_initialized(ifp = RFILE(rb_io_taint_check(readline_instream))->fptr); rb_io_check_initialized 381 ext/readline/readline.c rb_io_check_initialized(ofp = RFILE(rb_io_taint_check(readline_outstream))->fptr); rb_io_check_initialized 380 file.c rb_io_check_initialized(fptr); rb_io_check_initialized 140 include/ruby/io.h void rb_io_check_initialized(rb_io_t*); rb_io_check_initialized 641 io.c rb_io_check_initialized(fptr); rb_io_check_initialized 651 io.c rb_io_check_initialized(fptr); rb_io_check_initialized 5719 io.c rb_io_check_initialized(fptr);