[ekiga] Add support for GNU/Hurd

[Eugen Dedu <ededu src gnome org>]

commit 533f9f287f7b194cdb8b1fe3c6c069581dd53763
Author: Barry deFreese <bdefreese debian org>
Date:   Fri Aug 17 17:17:17 2012 +0200

    Add support for GNU/Hurd

 configure.ac |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 588b007..cd87b82 100644
--- a/configure.ac
+++ b/configure.ac
@@ -94,6 +94,10 @@ case $target_os in
     gm_platform="linux"
     ;;
 
+  gnu* )
+    gm_platform="gnu"
+    ;;
+
   FreeBSD* | freebsd* | kfreebsd* | NetBSD* | netbsd* )
     gm_platform="freebsd"
     ;;
@@ -110,7 +114,7 @@ case $target_os in
     ;;
 
   *)
-    AC_MSG_ERROR([Only Linux, FreeBSD, NetBSD, Solaris and Mac OS X are supported. Please contact the author to know how you can add more OS types.])
+    AC_MSG_ERROR([Only Linux, Hurd, FreeBSD, NetBSD, Solaris and Mac OS X are supported. Please contact the author to know how you can add more OS types.])
     ;;
 esac
 AC_MSG_RESULT([yes])