[nautilus-actions] configure.ac now requires gtk-doc 1.16

[Pierre Wieser <pwieser src gnome org>]

commit f0875ecf49dc1a2ac14e246936de82c76feafb98
Author: Pierre Wieser <pwieser trychlos org>
Date:   Fri Jan 6 11:18:36 2012 +0100

    configure.ac now requires gtk-doc 1.16
    
    In order to be able to handle srcdir != builddir.

 ChangeLog    |    2 ++
 configure.ac |    7 ++-----
 2 files changed, 4 insertions(+), 5 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 3c21dee..bd3b7d6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2012-01-06 Pierre Wieser <pwieser trychlos org>
 
+	* configure.ac: Now requires gtk-doc >= 1.16.
+
 	* src/nact/base-application.c:
 	* src/nact/base-application.h (base_application_run):
 	Take argc, argv as function arguments.
diff --git a/configure.ac b/configure.ac
index c684f74..1934577 100644
--- a/configure.ac
+++ b/configure.ac
@@ -147,13 +147,10 @@ AC_SUBST([NAUTILUS_ACTIONS_CFLAGS])
 AC_SUBST([NAUTILUS_ACTIONS_LIBS])
 
 # check for gtk-doc
-# - starting with N-A 3.1.5, gtk-doc is no more required when one want compile
-#   the tarball distribution (i.e. without regenerating reference manuals)
-# - starting with gtk-doc 1.15, multiple source dirs are directly handled
-#   by gtk-doc.make
+# - starting with gtk-doc 1.16, is able to handle srcdir != builddir
 # - API documentation should not be built (would be incomplete) when deprecated
 #   symbols are not enabled
-GTK_DOC_CHECK([1.15],[--flavour no-tmpl])
+GTK_DOC_CHECK([1.16],[--flavour no-tmpl])
 if test "${enable_gtk_doc}" = "yes" -a "${enable_deprecated}" = "no"; then
 	AC_MSG_WARN([API documentation will be incomplete as deprecated symbols are disabled])
 fi