cmake HAVE_TOWUPPER examples

alibaba/AliSQL cmake/readline.cmake :52 

CHECK_FUNCTION_EXISTS(towupper HAVE_TOWUPPER)

arkdb/arkproxy cmake/readline.cmake :38 

CHECK_FUNCTION_EXISTS(towupper HAVE_TOWUPPER)

apache/xerces-c cmake/XercesFunctions.cmake :52 

check_function_exists(towupper HAVE_TOWUPPER)

alibaba/AliSQLBackup cmake/readline.cmake :52 

CHECK_FUNCTION_EXISTS(towupper HAVE_TOWUPPER)