OSSL_LIB_CTX_get_data
void *OSSL_LIB_CTX_get_data(OSSL_LIB_CTX *ctx, int index);
rv = (STACK_OF(SSL_COMP) **)OSSL_LIB_CTX_get_data(NULL,
comp_methods = (STACK_OF(SSL_COMP) **)OSSL_LIB_CTX_get_data(NULL,