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Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

SetPlatformToolchainTools.cmake
get_property(languages GLOBAL PROPERTY ENABLED_LANGUAGES)

if(CMAKE_SYSTEM_NAME MATCHES "AIX")
  foreach(lang IN LISTS languages)
    set(CMAKE_${lang}_ARCHIVE_CREATE "<CMAKE_AR> -X32_64 qc <TARGET> <LINK_FLAGS> <OBJECTS>")
    set(CMAKE_${lang}_ARCHIVE_APPEND "<CMAKE_AR> -X32_64 q <TARGET> <LINK_FLAGS> <OBJECTS>")
    set(CMAKE_${lang}_ARCHIVE_FINISH "<CMAKE_RANLIB> -X32_64 <TARGET>")
  endforeach()
endif()