Allow use of uClibc-0.9.30 for AVR32 toolchain

target/device/Config.in.toolchain

@@ -57,13 +57,14 @@ config BR2_TOOLCHAIN_ATMEL_AVR32_4_2_2_REV_2
 	select BR2_EXT_GCC_VERSION_4_2_2
 	select BR2_EXT_BINUTILS_VERSION_2_18
 	select BR2_EXT_UCLIBC_VERSION_0_9_29
+	select BR2_EXT_UCLIBC_VERSION_0_9_30
 	select BR2_TOOLCHAIN_ATMEL_AVR32
 	select BR2_GCC_SUPPORTS_SYSROOT
 	help
 	  The gcc-4.2.2 toolchain for the AVR32
 	  * gcc-4.2.2
 	  * binutils-2.18
-	  * uClibc-0.9.29
+	  * uClibc-0.9.29/30
 	  * gdb-6.7.1
 	  It is generated from buildroot-avr32-v2.3.0-rc1
 	  in http://www.atmel.no/buildroot
@@ -75,6 +76,7 @@ config BR2_TOOLCHAIN_ATMEL_AVR32_4_2_3
 	select BR2_EXT_GCC_VERSION_4_2_3
 	select BR2_EXT_BINUTILS_VERSION_2_17
 	select BR2_EXT_UCLIBC_VERSION_0_9_29
+	select BR2_EXT_UCLIBC_VERSION_0_9_30
 	select BR2_TOOLCHAIN_ATMEL_AVR32
 	help
 	  The gcc-4.2.3 toolchain for the AVR32