[source] uClibc-ng: update to 1.0.21

[LEDE Commits]

jow pushed a commit to source.git, branch master:
https://git.lede-project.org/dde5c729ec92cbb11cf6367d93887e634b0ac756

commit dde5c729ec92cbb11cf6367d93887e634b0ac756
Author: Etienne Haarsma <bladeoner112 at gmail.com>
AuthorDate: Sun Jan 8 14:21:12 2017 +0100

    uClibc-ng: update to 1.0.21
    
    Signed-off-by: Etienne Haarsma <bladeoner112 at gmail.com>
---
 toolchain/uClibc/Config.version | 2 +-
 toolchain/uClibc/common.mk      | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/toolchain/uClibc/Config.version b/toolchain/uClibc/Config.version
index 3c1c54d..d44f5cb 100644
--- a/toolchain/uClibc/Config.version
+++ b/toolchain/uClibc/Config.version
@@ -1,7 +1,7 @@
 config UCLIBC_VERSION
 	string
 	depends on USE_UCLIBC
-	default "1.0.14"
+	default "1.0.21"
 
 config UCLIBC_VERSION_NG
 	bool
diff --git a/toolchain/uClibc/common.mk b/toolchain/uClibc/common.mk
index 35f4f80..d718869 100644
--- a/toolchain/uClibc/common.mk
+++ b/toolchain/uClibc/common.mk
@@ -16,7 +16,7 @@ CONFIG_DIR:=$(PATH_PREFIX)/config
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 LIBC_SO_VERSION:=$(PKG_VERSION)
 
-PKG_HASH:=3c63d9f8c8b98b65fa5c4040d1c8ab1b36e99a16e1093810cedad51ac15c9a9e
+PKG_HASH:=6e99ebebe8a46ddcd26615828d51b62dbf580568aa58bf5f495da37eba0c872d
 
 HOST_BUILD_DIR:=$(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)-$(PKG_VERSION)