CMake/Modules/Platform/AIX.cmake

SET(CMAKE_SHARED_LIBRARY_PREFIX "lib")          # lib
SET(CMAKE_SHARED_LIBRARY_SUFFIX ".so")          # .so
SET(CMAKE_DL_LIBS "-lld")
SET(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-G -Wl,-brtl")  # -shared
SET(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "-Wl,-brtl,-bexpall")  # +s, flag for exe link to use shared lib

# CXX Compiler
IF(CMAKE_COMPILER_IS_GNUCXX) 
  SET(CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS "-shared -Wl,-G")       # -shared
ELSE(CMAKE_COMPILER_IS_GNUCXX) 
  SET(CMAKE_SHARED_LIBRARY_CXX_FLAGS " ")
  SET(CMAKE_SHARED_MODULE_CXX_FLAGS  " ")
ENDIF(CMAKE_COMPILER_IS_GNUCXX) 

# C Compiler
IF(CMAKE_COMPILER_IS_GNUCC)
  SET(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-shared -Wl,-G")       # -shared
ELSE(CMAKE_COMPILER_IS_GNUCC)
  SET(CMAKE_SHARED_LIBRARY_C_FLAGS " ")
  SET(CMAKE_SHARED_MODULE_C_FLAGS  " ")
ENDIF(CMAKE_COMPILER_IS_GNUCC)