rng-tools: argp-standalone required for uclibc toolchains only

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/rng-tools/Config.in

@@ -1,6 +1,6 @@
 config BR2_PACKAGE_RNG_TOOLS
 	bool "rng-tools"
-	select BR2_PACKAGE_ARGP_STANDALONE
+	select BR2_PACKAGE_ARGP_STANDALONE if BR2_TOOLCHAIN_USES_UCLIBC
 	help
 	  Daemon to use hardware random number generators.
 

package/rng-tools/rng-tools.mk

@@ -6,8 +6,10 @@
 
 RNG_TOOLS_VERSION = 4
 RNG_TOOLS_SITE = http://downloads.sourceforge.net/project/gkernel/rng-tools/$(RNG_TOOLS_VERSION)
+ifeq ($(BR2_TOOLCHAIN_USES_UCLIBC),y)
 RNG_TOOLS_CONF_ENV = LIBS="-largp"
 RNG_TOOLS_DEPENDENCIES = argp-standalone
+endif
 RNG_TOOLS_LICENSE = GPLv2
 RNG_TOOLS_LICENSE_FILES = COPYING