EVP_SKEYMGMT_up_ref
EVP_SKEYMGMT_up_ref(km);
(int (*)(void *))EVP_SKEYMGMT_up_ref,
(int (*)(void *))EVP_SKEYMGMT_up_ref,
(int (*)(void *))EVP_SKEYMGMT_up_ref,
int EVP_SKEYMGMT_up_ref(EVP_SKEYMGMT *keymgmt);