+AC_ARG_WITH([bashcompletiondir],
+ AS_HELP_STRING([--with-bashcompletiondir=DIR], [Bash completions directory]),
+ [],
+ [AS_IF([`$PKG_CONFIG --exists bash-completion`], [
+ with_bashcompletiondir=`$PKG_CONFIG --variable=completionsdir bash-completion`
+ ] , [
+ with_bashcompletiondir=${datadir}/bash-completion/completions
+ ])])
+