improve cmake warning flags, fix various warnings in examples

2 files changed, 8 insertions, 3 deletions

diff --git a/lib/networking/dhserver.c b/lib/networking/dhserver.c
index 9dedf87e2..87a63c5de 100644
--- a/lib/networking/dhserver.c
+++ b/lib/networking/dhserver.c
@@ -145,7 +145,7 @@ static __inline void free_entry(dhcp_entry_t *entry)
 	memset(entry->mac, 0, 6);
 }
 
-uint8_t *find_dhcp_option(uint8_t *attrs, int size, uint8_t attr)
+static uint8_t *find_dhcp_option(uint8_t *attrs, int size, uint8_t attr)
 {
 	int i = 0;
 	while ((i + 1) < size)
@@ -159,7 +159,7 @@ uint8_t *find_dhcp_option(uint8_t *attrs, int size, uint8_t attr)
 	return NULL;
 }
 
-int fill_options(void *dest,
+static int fill_options(void *dest,
 	uint8_t msg_type,
 	const char *domain,
 	ip4_addr_t dns,
diff --git a/lib/networking/rndis_reports.c b/lib/networking/rndis_reports.c
index 451d5405b..e2849fb10 100644
--- a/lib/networking/rndis_reports.c
+++ b/lib/networking/rndis_reports.c
@@ -29,7 +29,10 @@
 
 #include <stdalign.h>
 #include <string.h>
-#include "class/net/net_device.h"
+#include "tusb.h"
+
+#if CFG_TUD_ECM_RNDIS
+
 #include "rndis_protocol.h"
 #include "netif/ethernet.h"
 
@@ -299,3 +302,5 @@ void rndis_class_set_handler(uint8_t *data, int size)
       break;
   }
 }
+
+#endif