alloca-opt [test $ac_use_included_regex = yes]
btowc [test $ac_use_included_regex = yes]
gettext-h [test $ac_use_included_regex = yes]
-localcharset [test $ac_use_included_regex = yes]
malloc-gnu [test $ac_use_included_regex = yes]
memcmp [test $ac_use_included_regex = yes]
memmove [test $ac_use_included_regex = yes]