Add a warning at compile time: mbsfn_SubframeConfigPresent is missing in the...

Add a warning at compile time: mbsfn_SubframeConfigPresent is missing in the structure CschedCellConfigReqParametersListElement.

openair2/LAYER2/MAC/ff-mac-csched-sap.h

@@ -107,6 +107,7 @@ struct CschedCellConfigReqParametersListElement
   uint8_t subframeAssignment;
   uint8_t specialSubframePatterns;
 
+#warning mbsfn_SubframeConfigPresent is missing in the structure CschedCellConfigReqParametersListElement
   uint8_t mbsfnSubframeConfigRfPeriod[MAX_MBSFN_CONFIG];
   uint8_t mbsfnSubframeConfigRfOffset[MAX_MBSFN_CONFIG];
   uint8_t mbsfnSubframeConfigSfAllocation[MAX_MBSFN_CONFIG];