rb_write_error2     9 eval_error.c   	rb_write_error2((x), (long)strlen(x)) : \
rb_write_error2    15 eval_error.c   #define warn_print2(x,l) rb_write_error2((x),(l))
rb_write_error2   558 include/ruby/intern.h void rb_write_error2(const char*, long);
rb_write_error2  7287 io.c               rb_write_error2(mesg, strlen(mesg));
rb_write_error2   617 win32/win32.c      rb_write_error2(RSTRING_PTR(str), RSTRING_LEN(str));