[libdmapsharing] Require glib-2.0 2.40+

[W. Michael Petullo <wmpetullo src gnome org>]

commit 9eb0b1610de28dce0e4743e2fff746065171a2f7
Author: W. Michael Petullo <mike flyn org>
Date:   Tue Jun 30 15:55:32 2020 -0500

    Require glib-2.0 2.40+
    
    Closes #25.

 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/configure.ac b/configure.ac
index 47bc7af..93b8e90 100644
--- a/configure.ac
+++ b/configure.ac
@@ -94,7 +94,7 @@ if test "x$HAVE_PKGCONFIG" = "xno"; then
 fi
 
 dnl Check for Glib2.0
-PKG_CHECK_MODULES(GLIB, glib-2.0 >= 2.36, HAVE_GLIB=yes,HAVE_GLIB=no)
+PKG_CHECK_MODULES(GLIB, glib-2.0 >= 2.40, HAVE_GLIB=yes,HAVE_GLIB=no)
 
 dnl Give error and exit if we don't have glib
 if test "x$HAVE_GLIB" = "xno"; then