eglibc: use version 2.19 by default (lots of fixes, some security related)

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 39744

toolchain/eglibc/Config.in

 choice
 	prompt "eglibc version"
 	depends on TOOLCHAINOPTS && USE_EGLIBC
-	default EGLIBC_USE_VERSION_2_15
+	default EGLIBC_USE_VERSION_2_19
 	help
 	  Select the version of eglibc you wish to use.
 

toolchain/eglibc/Config.version

@@ -6,10 +6,10 @@ config EGLIBC_VERSION
 	default "2.19" if EGLIBC_VERSION_2_19
 
 config EGLIBC_VERSION_2_15
-	default y if !TOOLCHAINOPTS
 	bool
 
 config EGLIBC_VERSION_2_19
+	default y if !TOOLCHAINOPTS
 	bool
 
 endif