extern int verify_main(int argc,char *argv[]);
extern int asn1parse_main(int argc,char *argv[]);
extern int req_main(int argc,char *argv[]);
extern int dgst_main(int argc,char *argv[]);
extern int dh_main(int argc,char *argv[]);
extern int verify_main(int argc,char *argv[]);
extern int asn1parse_main(int argc,char *argv[]);
extern int req_main(int argc,char *argv[]);
extern int dgst_main(int argc,char *argv[]);
extern int dh_main(int argc,char *argv[]);