[gtkglext] Require libtool 2.2.6. Replace AC_LIBTOOL_WIN32_DLL with LT_INIT. Remove AC_PROG_CPP, AC_PROG_CXX. A

[Ralf Corsépius <rcorsepius src gnome org>]

commit de1be4a118cd46de615c9b006b6d6722e4ddbe86
Author: Ralf Corsepius <rcorsepius src gnome org>
Date:   Tue Dec 22 22:38:00 2009 +0100

    Require libtool 2.2.6.
    Replace AC_LIBTOOL_WIN32_DLL with LT_INIT.
    Remove AC_PROG_CPP, AC_PROG_CXX.
    Add AC_PROG_CC.
    Add AM_DISABLE_STATIC.

 configure.ac |    9 ++++-----
 1 files changed, 4 insertions(+), 5 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index fae827c..e078ae1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -99,12 +99,11 @@ AC_SUBST([GTKGLEXT_CURRENT_MINUS_AGE])
 # Checks for programs.
 
 dnl Initialize libtool
+AC_PROG_CC
 AM_PROG_CC_C_O
-AC_PROG_CXX
-AC_PROG_CPP
-#AM_DISABLE_STATIC
-AC_LIBTOOL_WIN32_DLL
-AC_PROG_LIBTOOL
+AM_DISABLE_STATIC
+LT_PREREQ([2.2.6])
+LT_INIT([win32-dll])
 
 AC_CHECK_PROG([ms_librarian], [lib.exe], [yes], [no])