endef
+define Package/libthread-db
+$(call Package/libc/Default)
+ TITLE:=POSIX thread library debugging support
+endef
+
define Package/librt
$(call Package/libc/Default)
TITLE:=POSIX.1b RealTime extension library
$(1)/lib/
endef
+ define Package/libthread-db/install
+ $(INSTALL_DIR) $(1)/lib
+ $(CP) \
+ $(TOOLCHAIN_DIR)/lib/libthread_db.so.* \
+ $(TOOLCHAIN_DIR)/lib/libthread_db-$(LIBC_SO_VERSION).so \
+ $(1)/lib/
+ endef
+
define Package/libpthread/install_lib
$(if $(wildcard $(TOOLCHAIN_DIR)/lib/libpthread_so.a),$(CP) $(TOOLCHAIN_DIR)/lib/libpthread_so.a $(1)/lib/libpthread_pic.a)
endef
$(eval $(call BuildPackage,libssp))
$(eval $(call BuildPackage,libstdcpp))
$(eval $(call BuildPackage,libpthread))
+$(eval $(call BuildPackage,libthread-db))
$(eval $(call BuildPackage,librt))
$(eval $(call BuildPackage,libgfortran))
$(eval $(call BuildPackage,ldd))