diff --git a/hostapd/config_file.c b/hostapd/config_file.c
index 4198834..54e4af9 100644
--- a/hostapd/config_file.c
+++ b/hostapd/config_file.c
@@ -2989,7 +2989,7 @@
 	for (i = 0; i < conf->num_bss; i++)
 		hostapd_set_security_params(conf->bss[i]);
 
-	if (hostapd_config_check(conf))
+	if (hostapd_config_check(conf, 1))
 		errors++;
 
 #ifndef WPA_IGNORE_CONFIG_ERRORS
@@ -3021,7 +3021,7 @@
 	for (i = 0; i < conf->num_bss; i++)
 		hostapd_set_security_params(conf->bss[i]);
 
-	if (hostapd_config_check(conf)) {
+	if (hostapd_config_check(conf, 0)) {
 		wpa_printf(MSG_ERROR, "Configuration check failed");
 		return -1;
 	}
diff --git a/hostapd/defconfig b/hostapd/defconfig
index 60f2c04..e329a11 100644
--- a/hostapd/defconfig
+++ b/hostapd/defconfig
@@ -22,6 +22,19 @@
 # Driver interface for drivers using the nl80211 kernel interface
 CONFIG_DRIVER_NL80211=y
 
+# driver_nl80211.c requires libnl. If you are compiling it yourself
+# you may need to point hostapd to your version of libnl.
+#
+#CFLAGS += -I$<path to libnl include files>
+#LIBS += -L$<path to libnl library files>
+
+# Use libnl v2.0 (or 3.0) libraries.
+#CONFIG_LIBNL20=y
+
+# Use libnl 3.2 libraries (if this is selected, CONFIG_LIBNL20 is ignored)
+#CONFIG_LIBNL32=y
+
+
 # Driver interface for FreeBSD net80211 layer (e.g., Atheros driver)
 #CONFIG_DRIVER_BSD=y
 #CFLAGS += -I/usr/local/include