const char *SSL_COMP_get_name(const COMP_METHOD *comp);
STACK_OF(SSL_COMP) *SSL_COMP_get_compression_methods(void);
STACK_OF(SSL_COMP) *SSL_COMP_set0_compression_methods(STACK_OF(SSL_COMP) *meths);
+void SSL_COMP_free_compression_methods(void);
int SSL_COMP_add_compression_method(int id,COMP_METHOD *cm);
#else
const void *SSL_get_current_compression(SSL *s);