rb_set_class_path  320 class.c            rb_set_class_path(klass, outer, name);
rb_set_class_path  384 class.c            rb_set_class_path(module, outer, name);
rb_set_class_path  723 include/ruby/intern.h void rb_set_class_path(VALUE, VALUE, const char*);
rb_set_class_path 8652 io.c               rb_set_class_path(rb_cARGF, rb_cObject, "ARGF.class");