diff -r 694054b335cc -r b966620c7b1e config/libc/newlib.in
--- a/config/libc/newlib.in	Thu Dec 27 00:57:26 2012 +0100
+++ b/config/libc/newlib.in	Tue Dec 31 12:25:27 2013 +0100
@@ -18,6 +18,11 @@
 # Don't remove next line
 # CT_INSERT_VERSION_BELOW
 
+config LIBC_NEWLIB_V_2_1_0
+    bool
+    prompt "2.1.0 (EXPERIMENTAL)"
+    depends on EXPERIMENTAL
+
 config LIBC_NEWLIB_V_2_0_0
     bool
     prompt "2.0.0 (EXPERIMENTAL)"
@@ -62,6 +67,7 @@
     string
 # Don't remove next line
 # CT_INSERT_VERSION_STRING_BELOW
+    default "2.1.0" if LIBC_NEWLIB_V_2_0_0
     default "2.0.0" if LIBC_NEWLIB_V_2_0_0
     default "1.20.0" if LIBC_NEWLIB_V_1_20_0
     default "1.19.0" if LIBC_NEWLIB_V_1_19_0