cmake ACE_HAS_CUSTOM_EXPORT_MACROS examples

OpenDDS/OpenDDS cmake/ace_group.cmake :128

list(APPEND ACE_COMPILE_DEFINITIONS
    ACE_AS_STATIC_LIBS
    ACE_HAS_CUSTOM_EXPORT_MACROS=0
  )

OpenDDS/OpenDDS cmake/opendds_utils.cmake :337

target_compile_definitions(${target} PRIVATE "ACE_HAS_CUSTOM_EXPORT_MACROS=1")