编译C文件出现如下报错。求助！！！
$xlc rdlog.o -I/home/gaidb2/sqllib/include -L/home/gaidb2/sqllib/lib -ldb2 -ldb2apie
ld: 0711-317 ERROR: Undefined symbol: .SqlInfoPrint
ld: 0711-317 ERROR: Undefined symbol: .TransRollback
ld: 0711-317 ERROR: Undefined symbol: .DbConn
ld: 0711-317 ERROR: Undefined symbol: .DbDisconn
ld: 0711-317 ERROR: Undefined symbol: .CmdLineArgsCheck3
ld: 0711-317 ERROR: Undefined symbol: .InstanceAttach
ld: 0711-317 ERROR: Undefined symbol: .InstanceDetach
ld: 0711-345 Use the -bloadmap or -bnoquiet option to obtain more information.
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