--- muffin-4.4.2/cogl/configure.ac.orig	2020-04-20 10:45:51.655000000 +0200
+++ muffin-4.4.2/cogl/configure.ac	2020-04-20 10:46:31.245000000 +0200
@@ -487,7 +487,8 @@
 
             AC_CHECK_HEADERS([EGL/eglext.h],
                              [COGL_EGL_INCLUDES="$COGL_EGL_INCLUDE
-#include <EGL/eglext.h>"],
+#include <EGL/eglext.h>
+#include <EGL/eglmesaext.h>"],
                              [],
                              [$COGL_EGL_INCLUDES])
 
@@ -759,7 +760,8 @@
           )
 
         COGL_EGL_INCLUDES="#include <EGL/egl.h>
-#include <EGL/eglext.h>"
+#include <EGL/eglext.h>
+#include <EGL/eglmesaext.h>"
         AC_SUBST([COGL_EGL_INCLUDES])
       ])