sk_push
LCRYPTO_USED(sk_push);
sk_push(CHECKED_STACK_OF(type, st), CHECKED_PTR_OF(type, val))
#define sk_OPENSSL_STRING_push(st, val) sk_push(CHECKED_STACK_OF(OPENSSL_STRING, st), CHECKED_PTR_OF(char, val))
#define sk_OPENSSL_PSTRING_push(st, val) sk_push(CHECKED_STACK_OF(OPENSSL_PSTRING, st), CHECKED_PTR_OF(OPENSSL_STRING, val))
LCRYPTO_ALIAS(sk_push);
int sk_push(_STACK *st, void *data);