int DH_check_pub_key(const DH *dh,const BIGNUM *pub_key, int *codes);
int DH_generate_key(DH *dh);
int DH_compute_key(unsigned char *key,const BIGNUM *pub_key,DH *dh);
-DH * d2i_DHparams(DH **a,const unsigned char **pp, size_t length);
+DH * d2i_DHparams(DH **a,const unsigned char **pp, long length);
int i2d_DHparams(const DH *a,unsigned char **pp);
#ifndef OPENSSL_NO_FP_API
int DHparams_print_fp(FILE *fp, const DH *x);