--- configure.in.orig	2026-08-29 20:19:48 UTC
+++ configure.in
@@ -59,7 +59,7 @@ dnl Work around the lack of certain typedefs.
 AC_PROG_INSTALL
 
 dnl Work around the lack of certain typedefs.
-AC_TYPE_SOCKLEN_T
+dnl AC_TYPE_SOCKLEN_T
 
 dnl The alpha architecture needs special flags for binary portability
 case "$target" in
@@ -218,8 +218,11 @@ have_gtk=no
 [  --enable-gtk-player     build a GTk sample SMPEG player [default=yes]],
               , enable_gtk_player=yes)
 have_gtk=no
+
 if test x$enable_gtk_player = xyes; then
-    AM_PATH_GTK_2_0(2.0.0, have_gtk=yes)
+    m4_ifdef([AM_PATH_GTK_2_0], [
+        AM_PATH_GTK_2_0(2.0.0, have_gtk=yes)
+    ])
     if test x$have_gtk = xyes; then
         CFLAGS="$CFLAGS $GTK_CFLAGS"
     fi