cmake _HAVE_TIOCGETD examples

HDFGroup/hdf5 config/ConfigureChecks.cmake :411 

CHECK_SYMBOL_EXISTS (TIOCGETD   "sys/ioctl.h" ${HDF_PREFIX}_HAVE_TIOCGETD)

InsightSoftwareConsortium/ITK Modules/ThirdParty/HDF5/src/itkhdf5/config/cmake/ConfigureChecks.cmake :400 

CHECK_SYMBOL_EXISTS (TIOCGETD   "sys/ioctl.h" ${HDF_PREFIX}_HAVE_TIOCGETD)

Tencent/Forward source/third_party/hdf5/config/cmake_ext_mod/ConfigureChecks.cmake :477 

CHECK_SYMBOL_EXISTS (TIOCGETD   "sys/ioctl.h" ${HDF_PREFIX}_HAVE_TIOCGETD)

Kitware/VTK ThirdParty/hdf5/vtkhdf5/config/cmake_ext_mod/ConfigureChecks.cmake :426 

CHECK_SYMBOL_EXISTS (TIOCGETD   "sys/ioctl.h" ${HDF_PREFIX}_HAVE_TIOCGETD)