Latest git version compile error about shadowsocksr-native HOT 2 CLOSED

extern struct cstl_map* cstl_map_new( cstl_compare fn_c_k, cstl_destroy fn_k_d, cstl_destroy fn_v_d);
//extern cstl_error   cstl_map_insert(struct cstl_map* pMap, const void* key, size_t key_size, const void* value, size_t value_size);
//extern cstl_bool    cstl_map_exists ( struct cstl_map* pMap, void* key);
//extern cstl_error   cstl_map_replace( struct cstl_map* pMap, void* key, void* value,  size_t value_size);
//extern cstl_error   cstl_map_remove ( struct cstl_map* pMap, void* key);
extern const void * cstl_map_find   ( struct cstl_map* pMap, const void* key);
//extern cstl_error   cstl_map_delete ( struct cstl_map* pMap);

//extern struct cstl_iterator* cstl_map_new_iterator(struct cstl_map* pMap);
//extern void cstl_map_delete_iterator ( struct cstl_iterator* pItr);

[ 88%] Building C object src/CMakeFiles/ssr-local.dir/ssr_executive.c.o
/root/shadowsocksr-native/src/ssr_executive.c: In function ‘obj_map_create’:
/root/shadowsocksr-native/src/ssr_executive.c:220:5: warning: return makes pointer from integer without a cast [enabled by default]
     return cstl_map_new(compare_key, destroy_key, destroy_value);
     ^
/root/shadowsocksr-native/src/ssr_executive.c: In function ‘obj_map_find’:
/root/shadowsocksr-native/src/ssr_executive.c:244:5: warning: return makes pointer from integer without a cast [enabled by default]
     return cstl_map_find(map, key);
     ^
/root/shadowsocksr-native/src/ssr_executive.c: In function ‘obj_map_traverse’:
/root/shadowsocksr-native/src/ssr_executive.c:253:14: warning: assignment makes pointer from integer without a cast [enabled by default]
     iterator = cstl_map_new_iterator(map);
              ^