--- cairo-1.18.0/src/cairo-colr-glyph-render.c	2023-09-23 16:18:32.000000000 +0200
+++ cairo-1.18.0/src/cairo-colr-glyph-render.c.new	2023-10-20 18:53:29.236767688 +0200
@@ -41,6 +41,7 @@
 #include <assert.h>
 #include <math.h>
 #include <stdio.h>
+#include <alloca.h>
 #include <string.h>
 
 #if HAVE_FT_COLR_V1