diff -up gtkglext-1.2.0/configure.in.nopangox gtkglext-1.2.0/configure.in
--- gtkglext-1.2.0/configure.in.nopangox	2006-02-04 22:17:19.000000000 -0500
+++ gtkglext-1.2.0/configure.in	2020-07-13 15:52:42.616448758 -0400
@@ -59,10 +59,6 @@ m4_define([gmodule_required_version], [2
 m4_define([pango_pkg], [pango])
 m4_define([pango_required_version], [1.0.0])
 
-# Pangox
-m4_define([pangox_pkg], [pangox])
-m4_define([pangox_required_version], [1.0.0])
-
 # PangoFT2
 m4_define([pangoft2_pkg], [pangoft2])
 m4_define([pangoft2_required_version], [1.0.0])
@@ -349,7 +345,6 @@ PKG_CHECK_MODULES([BASE_DEPENDENCIES], [
 gtk_pkg >= gtk_required_version \
 gdk_pkg >= gdk_required_version \
 pango_pkg >= pango_required_version \
-pangox_pkg >= pangox_required_version \
 gmodule_pkg >= gmodule_required_version \
 ])
 
@@ -794,7 +789,7 @@ LIBS="$save_LIBS"
 # CFLAGS and LIBS
 ##################################################
 
-GDKGLEXT_PACKAGES="gdk_pkg pango_pkg pangox_pkg gmodule_pkg"
+GDKGLEXT_PACKAGES="gdk_pkg pango_pkg gmodule_pkg"
 GDKGLEXT_EXTRA_CFLAGS="$GL_CFLAGS $GDKGLEXT_WIN_CFLAGS"
 GDKGLEXT_EXTRA_LIBS="$GL_LIBS $GDKGLEXT_WIN_LIBS"
 GDKGLEXT_DEP_CFLAGS="$GDKGLEXT_EXTRA_CFLAGS `$PKG_CONFIG --cflags $GDKGLEXT_PACKAGES`"
diff -up gtkglext-1.2.0/configure.nopangox gtkglext-1.2.0/configure
--- gtkglext-1.2.0/configure.nopangox	2006-02-04 22:17:47.000000000 -0500
+++ gtkglext-1.2.0/configure	2020-07-13 15:52:42.619448711 -0400
@@ -19880,14 +19880,12 @@ if test -n "$PKG_CONFIG"; then
 gtk+-2.0 >= 2.0.0 \\
 gdk-2.0 >= 2.0.0 \\
 pango >= 1.0.0 \\
-pangox >= 1.0.0 \\
 gmodule-2.0 >= 2.0.0 \\
 \"") >&5
   ($PKG_CONFIG --exists --print-errors "\
 gtk+-2.0 >= 2.0.0 \
 gdk-2.0 >= 2.0.0 \
 pango >= 1.0.0 \
-pangox >= 1.0.0 \
 gmodule-2.0 >= 2.0.0 \
 ") 2>&5
   ac_status=$?
@@ -19897,7 +19895,6 @@ gmodule-2.0 >= 2.0.0 \
 gtk+-2.0 >= 2.0.0 \
 gdk-2.0 >= 2.0.0 \
 pango >= 1.0.0 \
-pangox >= 1.0.0 \
 gmodule-2.0 >= 2.0.0 \
 " 2>/dev/null`
 else
@@ -19916,14 +19913,12 @@ if test -n "$PKG_CONFIG"; then
 gtk+-2.0 >= 2.0.0 \\
 gdk-2.0 >= 2.0.0 \\
 pango >= 1.0.0 \\
-pangox >= 1.0.0 \\
 gmodule-2.0 >= 2.0.0 \\
 \"") >&5
   ($PKG_CONFIG --exists --print-errors "\
 gtk+-2.0 >= 2.0.0 \
 gdk-2.0 >= 2.0.0 \
 pango >= 1.0.0 \
-pangox >= 1.0.0 \
 gmodule-2.0 >= 2.0.0 \
 ") 2>&5
   ac_status=$?
@@ -19933,7 +19928,6 @@ gmodule-2.0 >= 2.0.0 \
 gtk+-2.0 >= 2.0.0 \
 gdk-2.0 >= 2.0.0 \
 pango >= 1.0.0 \
-pangox >= 1.0.0 \
 gmodule-2.0 >= 2.0.0 \
 " 2>/dev/null`
 else
@@ -19958,7 +19952,6 @@ fi
 gtk+-2.0 >= 2.0.0 \
 gdk-2.0 >= 2.0.0 \
 pango >= 1.0.0 \
-pangox >= 1.0.0 \
 gmodule-2.0 >= 2.0.0 \
 "`
         else
@@ -19966,7 +19959,6 @@ gmodule-2.0 >= 2.0.0 \
 gtk+-2.0 >= 2.0.0 \
 gdk-2.0 >= 2.0.0 \
 pango >= 1.0.0 \
-pangox >= 1.0.0 \
 gmodule-2.0 >= 2.0.0 \
 "`
         fi
@@ -19977,7 +19969,6 @@ gmodule-2.0 >= 2.0.0 \
 gtk+-2.0 >= 2.0.0 \
 gdk-2.0 >= 2.0.0 \
 pango >= 1.0.0 \
-pangox >= 1.0.0 \
 gmodule-2.0 >= 2.0.0 \
 ) were not met:
 
@@ -19994,7 +19985,6 @@ echo "$as_me: error: Package requirement
 gtk+-2.0 >= 2.0.0 \
 gdk-2.0 >= 2.0.0 \
 pango >= 1.0.0 \
-pangox >= 1.0.0 \
 gmodule-2.0 >= 2.0.0 \
 ) were not met:
 
@@ -25420,7 +25410,7 @@ LIBS="$save_LIBS"
 # CFLAGS and LIBS
 ##################################################
 
-GDKGLEXT_PACKAGES="gdk-2.0 pango pangox gmodule-2.0"
+GDKGLEXT_PACKAGES="gdk-2.0 pango gmodule-2.0"
 GDKGLEXT_EXTRA_CFLAGS="$GL_CFLAGS $GDKGLEXT_WIN_CFLAGS"
 GDKGLEXT_EXTRA_LIBS="$GL_LIBS $GDKGLEXT_WIN_LIBS"
 GDKGLEXT_DEP_CFLAGS="$GDKGLEXT_EXTRA_CFLAGS `$PKG_CONFIG --cflags $GDKGLEXT_PACKAGES`"
diff -up gtkglext-1.2.0/gdk/x11/gdkglfont-x11.c.nopangox gtkglext-1.2.0/gdk/x11/gdkglfont-x11.c
--- gtkglext-1.2.0/gdk/x11/gdkglfont-x11.c.nopangox	2004-02-20 04:38:14.000000000 -0500
+++ gtkglext-1.2.0/gdk/x11/gdkglfont-x11.c	2020-07-13 15:55:19.720973082 -0400
@@ -18,7 +18,8 @@
 
 #include <string.h>
 
-#include <pango/pangox.h>
+//#include <pango/pangox.h>
+#include <pango/pangocairo.h>
 
 #include "gdkglx.h"
 #include "gdkglprivate-x11.h"
@@ -77,9 +78,9 @@ gdk_gl_font_use_pango_font_common (Pango
 {
   PangoFont *font = NULL;
   gchar *charset = NULL;
-  PangoXSubfont subfont_id;
+  //PangoXSubfont subfont_id;
   gchar *xlfd = NULL;
-  PangoXFontCache *font_cache;
+  //PangoXFontCache *font_cache;
   XFontStruct *fs;
 
   GDK_GL_NOTE_FUNC_PRIVATE ();
@@ -91,6 +92,7 @@ gdk_gl_font_use_pango_font_common (Pango
       goto FAIL;
     }
 
+  /*
   charset = gdk_gl_font_charset_for_locale ();
   if (!pango_x_find_first_subfont (font, &charset, 1, &subfont_id))
     {
@@ -114,6 +116,7 @@ gdk_gl_font_use_pango_font_common (Pango
   glXUseXFont (fs->fid, first, count, list_base);
 
   pango_x_font_cache_unload (font_cache, fs);
+  */
 
  FAIL:
 
@@ -149,11 +152,7 @@ gdk_gl_font_use_pango_font (const PangoF
 
   GDK_GL_NOTE_FUNC ();
 
-#ifdef GDKGLEXT_MULTIHEAD_SUPPORT
-  font_map = pango_x_font_map_for_display (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()));
-#else  /* GDKGLEXT_MULTIHEAD_SUPPORT */
-  font_map = pango_x_font_map_for_display (gdk_x11_get_default_xdisplay ());
-#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */
+  font_map = pango_cairo_font_map_get_default ();
 
   return gdk_gl_font_use_pango_font_common (font_map, font_desc,
                                             first, count, list_base);
@@ -187,7 +186,7 @@ gdk_gl_font_use_pango_font_for_display (
 
   GDK_GL_NOTE_FUNC ();
 
-  font_map = pango_x_font_map_for_display (GDK_DISPLAY_XDISPLAY (display));
+  font_map = pango_cairo_font_map_get_default ();
 
   return gdk_gl_font_use_pango_font_common (font_map, font_desc,
                                             first, count, list_base);