[gnome-commander/GSettings] Adds description for GETTEXT_PACKAGE variable

[Uwe Scholz <uwescholz src gnome org>]

commit 1d0f0ca39127c33144d17844c7e689808f00b942
Author: Uwe Scholz <uwescholz src gnome org>
Date:   Sun Dec 13 21:22:03 2015 +0100

    Adds description for GETTEXT_PACKAGE variable

 configure.ac |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 6c1bd71..3bbeaec 100644
--- a/configure.ac
+++ b/configure.ac
@@ -35,9 +35,9 @@ dnl ===================
 dnl Gettext stuff
 dnl ===================
 
-GETTEXT_PACKAGE=gnome-commander
-AC_SUBST(GETTEXT_PACKAGE)
+AC_SUBST([GETTEXT_PACKAGE], [gnome-commander])
 AM_GLIB_GNU_GETTEXT
+AC_DEFINE_UNQUOTED([GETTEXT_PACKAGE], "$GETTEXT_PACKAGE", [Define to the gettext package name.])
 
 
 dnl ===================