-extern S16 unpackRlcConfigCfm(RlcConfigCfm func,Pst *pst, Buffer *mBuf);
-extern S16 cmUnpkLkwCntrlCfm(LkwCntrlCfm func,Pst *pst, Buffer *mBuf);
-extern S16 cmUnpkLrgCfgCfm(LrgCfgCfm func,Pst *pst, Buffer *mBuf);
+extern uint8_t unpackRlcConfigCfm(RlcConfigCfm func,Pst *pst, Buffer *mBuf);
+extern uint8_t cmUnpkLkwCntrlCfm(LkwCntrlCfm func,Pst *pst, Buffer *mBuf);
+extern uint8_t cmUnpkLrgCfgCfm(LrgCfgCfm func,Pst *pst, Buffer *mBuf);