--- libguestfs-1.22.3/configure.ac.orig	2013-06-14 17:10:32.000000000 +0200
+++ libguestfs-1.22.3/configure.ac	2013-06-19 18:14:18.122926776 +0200
@@ -1526,6 +1526,11 @@
 ])
 
 dnl Bash completion.
+AC_ARG_WITH([completionsdir], [AS_HELP_STRING([--with-completionsdir], [path to bash completion directory])], [
+    bash_completion=yes
+    BASH_COMPLETIONS_DIR=$withval
+    AC_SUBST([BASH_COMPLETIONS_DIR])
+],[
 PKG_CHECK_MODULES([BASH_COMPLETION], [bash-completion >= 2.0], [
     bash_completion=yes
     AC_MSG_CHECKING([for bash-completions directory])
@@ -1536,6 +1541,7 @@
     bash_completion=no
     AC_MSG_WARN([bash-completion not installed])
 ])
+])
 AM_CONDITIONAL([HAVE_BASH_COMPLETION],[test "x$bash_completion" = "xyes"])
 
 dnl Library versioning.