Analog Input >> General Properties >> Advanced >> Enhanced Alias Rejection Enable

NI-DAQmx C Properties

Analog Input >> General Properties >> Advanced >> Enhanced Alias Rejection Enable

Data Type: bool32
Description: Specifies whether to enable enhanced alias rejection. By default, enhanced alias rejection is enabled on supported devices. Leave this property set to the default value for most applications.

You can get/set/reset this property using:
  DAQmxGetAIEnhancedAliasRejectionEnable
  DAQmxSetAIEnhancedAliasRejectionEnable
  DAQmxResetAIEnhancedAliasRejectionEnable