#ifndef SUBSTITUTION_H
#define SUBSTITUTION_H
-extern void substitution_append_var(dlink_list *varlist, const char *name, const char *value);
-extern void substitution_free(dlink_list *varlist);
-extern char *substitution_parse(const char *fmt, dlink_list *varlist);
+extern void substitution_append_var(rb_dlink_list *varlist, const char *name, const char *value);
+extern void substitution_free(rb_dlink_list *varlist);
+extern char *substitution_parse(const char *fmt, rb_dlink_list *varlist);
#endif