Will applications using ACU_PROSODY_S_CARD need enhancing?

Yes, applications using ACU_PROSODY_S_CARD to check for the presence of Prosody S will need to include ACU_PROSODY_S_V3_CARD as part of the check.

Note: As ACU_PROSODY_S_CARD and ACU_PROSODY_S_V3_CARD are enumerated types, they cannot be used in #ifdef style pre-processor conditional compilation statements.