diff --git a/configure b/configure
index 14e9ad2bde..cec00f841f 100755
--- a/configure
+++ b/configure
@@ -6992,6 +6992,10 @@ $_def_alloca
 $_def_mman
 $_def_mman_has_map_failed
 
+#ifndef MAP_ANONYMOUS
+#define MAP_ANONYMOUS MAP_ANON
+#endif
+
 /* Define this if you have the elf dynamic linker -ldl library */
 $_def_dl