#ifndef __VIENNA_RNA_PACKAGE_DUPLEX_H__
#define __VIENNA_RNA_PACKAGE_DUPLEX_H__

#include "data_structures.h"

duplexT duplexfold(const char *s1, const char *s2);
duplexT *duplex_subopt(const char *s1, const char *s2, int delta, int w);
duplexT aliduplexfold(const char *s1[], const char *s2[]);
duplexT *aliduplex_subopt(const char *s1[], const char *s2[], int delta, int w);

#endif