IF(NOT "${CMAKE_SYSTEM}" MATCHES "Linux" AND NOT "${CMAKE_SYSTEM}" MATCHES "kFreeBSD" AND NOT "${CMAKE_SYSTEM}" MATCHES "GNU" AND NOT "${CMAKE_SYSTEM}" MATCHES "Darwin")
SET(HAVE_MMAP 0)
message(STATUS "Warning: MMAP is thought as non functional on this architecture (${CMAKE_SYSTEM})")
IF(NOT "${CMAKE_SYSTEM}" MATCHES "Linux" AND NOT "${CMAKE_SYSTEM}" MATCHES "kFreeBSD" AND NOT "${CMAKE_SYSTEM}" MATCHES "GNU" AND NOT "${CMAKE_SYSTEM}" MATCHES "Darwin")
SET(HAVE_MMAP 0)
message(STATUS "Warning: MMAP is thought as non functional on this architecture (${CMAKE_SYSTEM})")