diff --git a/configure b/configure
index 62605a763b..c9f6ac9b81 100755
--- a/configure
+++ b/configure
@@ -1746,7 +1746,6 @@ fi
 
 # XXX: suppress that
 if [ "$bsd" = "yes" ] ; then
-  echo "#define MAP_ANONYMOUS MAP_ANON" >> $config_host_h
   echo "#define CONFIG_BSD 1" >> $config_host_h
 fi
 
diff --git a/qemu-common.h b/qemu-common.h
index 6a15f89348..671c0fce1a 100644
--- a/qemu-common.h
+++ b/qemu-common.h
@@ -32,7 +32,9 @@
 #ifndef O_BINARY
 #define O_BINARY 0
 #endif
-
+#ifndef MAP_ANONYMOUS
+#define MAP_ANONYMOUS MAP_ANON
+#endif
 #ifndef ENOMEDIUM
 #define ENOMEDIUM ENODEV
 #endif