uclibc: changed to include libresolv support by default (see note)

Note:

At least pciutils tried to link against libresolv which is not enabled by
default in uClibc 0.9.31. I am sure that there are even more applications
that will need it so include libresolv by default.

base/uclibc/uclibc.conf

@@ -75,6 +75,9 @@ default_config() {
 	if [ "$SDECFG_PKG_UCLIBC_SUSV4_LEGACY" = "1" ]; then
 		echo "X UCLIBC_SUSV4_LEGACY"
 	fi
+
+	# libresolv support
+	echo "X UCLIBC_HAS_LIBRESOLV_STUB"
 	
 	# locale
 	if [ "$SDECFG_DISABLE_NLS" = "0" ]; then