libbsd: make it available for eglibc only

Signed-off-by: Florian Fainelli <florian@openwrt.org>

SVN-Revision: 35606

package/libs/libbsd/Makefile

@@ -18,7 +18,7 @@ PKG_INSTALL:=1
 define Package/libbsd
   SECTION:=libs
   CATEGORY:=Libraries
-  DEPENDS:=@!(USE_UCLIBC||USE_MUSL)
+  DEPENDS:=@USE_EGLIBC
   TITLE:=common BSD library
 endef