cmake _HAVE_TIOCGWINSZ examples

HDFGroup/hdf5 config/ConfigureChecks.cmake :410 

CHECK_SYMBOL_EXISTS (TIOCGWINSZ "sys/ioctl.h" ${HDF_PREFIX}_HAVE_TIOCGWINSZ)

InsightSoftwareConsortium/ITK Modules/ThirdParty/HDF5/src/itkhdf5/config/cmake/ConfigureChecks.cmake :399 

CHECK_SYMBOL_EXISTS (TIOCGWINSZ "sys/ioctl.h" ${HDF_PREFIX}_HAVE_TIOCGWINSZ)

Tencent/Forward source/third_party/hdf5/config/cmake_ext_mod/ConfigureChecks.cmake :476 

CHECK_SYMBOL_EXISTS (TIOCGWINSZ "sys/ioctl.h" ${HDF_PREFIX}_HAVE_TIOCGWINSZ)

Kitware/VTK ThirdParty/hdf5/vtkhdf5/config/cmake_ext_mod/ConfigureChecks.cmake :425 

CHECK_SYMBOL_EXISTS (TIOCGWINSZ "sys/ioctl.h" ${HDF_PREFIX}_HAVE_TIOCGWINSZ)