Call ==== .. doxygenfunction:: GSM_DialVoice .. doxygenfunction:: GSM_DialService .. doxygenfunction:: GSM_AnswerCall .. doxygenfunction:: GSM_CancelCall .. doxygenfunction:: GSM_HoldCall .. doxygenfunction:: GSM_UnholdCall .. doxygenfunction:: GSM_ConferenceCall .. doxygenfunction:: GSM_SplitCall .. doxygenfunction:: GSM_TransferCall .. doxygenfunction:: GSM_SwitchCall .. doxygenfunction:: GSM_GetCallDivert .. doxygenfunction:: GSM_SetCallDivert .. doxygenfunction:: GSM_CancelAllDiverts .. doxygenfunction:: GSM_SetIncomingCall .. doxygenfunction:: GSM_SendDTMF .. doxygenenum:: GSM_CallStatus .. doxygenstruct:: GSM_Call .. doxygenenum:: GSM_Divert_DivertTypes .. doxygenenum:: GSM_Divert_CallTypes .. doxygenstruct:: GSM_CallDivert .. doxygenstruct:: GSM_MultiCallDivert .. doxygenenum:: GSM_CallShowNumber