编译-Dev连接mysql出错，好像是库链接有问题。

C:\Users\ADMINI~1\AppData\Local\Temp\ccf96B9s.o In function v_to_m(std::vector >&)':
31 C:\Users\Administrator\Desktop\DEV-编译数据\connect_mysql\connect_mysql.cpp undefined reference tomysql_init'
34 C:\Users\Administrator\Desktop\DEV-编译数据\connect_mysql\connect_mysql.cpp undefined reference to mysql_real_connect'
40 C:\Users\Administrator\Desktop\DEV-编译数据\connect_mysql\connect_mysql.cpp undefined reference tomysql_set_character_set'
42 C:\Users\Administrator\Desktop\DEV-编译数据\connect_mysql\connect_mysql.cpp undefined reference to mysql_query'
48 C:\Users\Administrator\Desktop\DEV-编译数据\connect_mysql\connect_mysql.cpp undefined reference tomysql_use_result'
50 C:\Users\Administrator\Desktop\DEV-编译数据\connect_mysql\connect_mysql.cpp undefined reference to mysql_fetch_row'
53 C:\Users\Administrator\Desktop\DEV-编译数据\connect_mysql\connect_mysql.cpp undefined reference tomysql_free_result'
55 C:\Users\Administrator\Desktop\DEV-编译数据\connect_mysql\connect_mysql.cpp undefined reference to `mysql_close'
C:\Users\Administrator\Desktop\DEV-编译数据\connect_mysql\collect2.exe [Error] ld returned 1 exit status