rb_path_skip_prefix  802 dir.c              if (path && *(pend = rb_path_end(rb_path_skip_prefix(path)))) {
rb_path_skip_prefix 1361 dir.c              root = rb_path_skip_prefix(root);
rb_path_skip_prefix 2489 file.c         #define skipprefix rb_path_skip_prefix
rb_path_skip_prefix  347 include/ruby/intern.h char *rb_path_skip_prefix(const char *);