-extern uint8_t cmPkSctpNtfy(Pst *pst, CmInetSctpNotification *ntfy);
-extern uint8_t cmUnpkSctpNtfy(SctpNtfy func, Pst *pst, Buffer *mBuf);
+uint8_t cmPkSctpNtfy(Pst *pst, CmInetSctpNotification *ntfy);
+uint8_t cmUnpkSctpNtfy(SctpNtfy func, Pst *pst, Buffer *mBuf);