kmk_append --version (return code: 0)
kmk_append - kBuild version 0.1.9998 (r2814)
kmk_append --help (return code: 0)
usage: kmk_append [-dcnNtv] file [string ...]
or: kmk_append --version
or: kmk_append --help
Options:
-d Enclose the output in define ... endef, taking the name from
the first argument following the file name.
-c Output the command for specified target(s). [builtin only]
-n Insert a newline between the strings.
-N Suppress the trailing newline.
-t Truncate the file instead of appending
-v Output the value(s) for specified variable(s). [builtin only]