DH_up_ref
if (ret != NULL && !DH_up_ref(ret))
if (!DH_up_ref(dhkey))
OSSL_DEPRECATEDIN_3_0 int DH_up_ref(DH *dh);
|| !DH_up_ref(vdh))
|| !DH_up_ref(vdh))
if (srcctx->dh != NULL && !DH_up_ref(srcctx->dh))
if (srcctx->dhpeer != NULL && !DH_up_ref(srcctx->dhpeer))