cmake HAVE_GETWD examples

SWI-Prolog/swipl-devel cmake/Config.cmake :179 

check_function_exists(getwd HAVE_GETWD)

arkdb/inception configure.cmake :417 

CHECK_FUNCTION_EXISTS (getwd HAVE_GETWD)

alibaba/AliSQL configure.cmake :522 

CHECK_FUNCTION_EXISTS (getwd HAVE_GETWD)

Tokutek/mysql-5.5 configure.cmake :358 

CHECK_FUNCTION_EXISTS (getwd HAVE_GETWD)