cmake SWIFT_STDLIB_HAS_COMMANDLINE examples

swiftlang/swift stdlib/cmake/modules/StdlibOptions.cmake :186 

option(SWIFT_STDLIB_HAS_COMMANDLINE
       "Build stdlib with the CommandLine enum and support for argv/argc."
       TRUE)

swiftlang/swift stdlib/cmake/modules/SwiftSource.cmake :359 

list(APPEND result "-D" "SWIFT_STDLIB_HAS_COMMANDLINE")

swiftlang/swift stdlib/private/SwiftPrivateLibcExtras/CMakeLists.txt :12 

list(APPEND swift_private_libc_extras_flags "-D" "SWIFT_STDLIB_HAS_COMMANDLINE")