CHECK_INCLUDE_FILE_CONCAT("sys/ioctl.h" CMAKE_HAVE_SYS_IOCTL_H)
CHECK_INCLUDE_FILE_CONCAT("sys/socket.h" CMAKE_HAVE_SYS_SOCKET_H)
CHECK_INCLUDE_FILE_CONCAT("sys/sockio.h" CMAKE_HAVE_SYS_SOCKIO_H)
CHECK_INCLUDE_FILE_CONCAT("sys/ioctl.h" CMAKE_HAVE_SYS_IOCTL_H)
CHECK_INCLUDE_FILE_CONCAT("sys/socket.h" CMAKE_HAVE_SYS_SOCKET_H)
CHECK_INCLUDE_FILE_CONCAT("sys/sockio.h" CMAKE_HAVE_SYS_SOCKIO_H)