3 files changed, 13 insertions, 1 deletions
diff --git a/lib/networking/dhserver.h b/lib/networking/dhserver.h
index b3642459a..b0d57ac4e 100644
--- a/lib/networking/dhserver.h
+++ b/lib/networking/dhserver.h
@@ -56,7 +56,13 @@ typedef struct dhcp_config
 	dhcp_entry_t *entries;
 } dhcp_config_t;
 
+#ifdef __cplusplus
+extern "C" {
+#endif
 err_t dhserv_init(const dhcp_config_t *config);
 void dhserv_free(void);
+#ifdef __cplusplus
+}
+#endif
 
 #endif /* DHSERVER_H */
diff --git a/lib/networking/dnserver.c b/lib/networking/dnserver.c
index 6d15fee02..25bbf4875 100644
--- a/lib/networking/dnserver.c
+++ b/lib/networking/dnserver.c
@@ -192,7 +192,7 @@ err_t dnserv_init(const ip_addr_t *bind, uint16_t port, dns_query_proc_t qp)
 	return ERR_OK;
 }
 
-void dnserv_free()
+void dnserv_free(void)
 {
 	if (pcb == NULL) return;
 	udp_remove(pcb);
diff --git a/lib/networking/dnserver.h b/lib/networking/dnserver.h
index 50b29be89..a7a7f9acb 100644
--- a/lib/networking/dnserver.h
+++ b/lib/networking/dnserver.h
@@ -41,7 +41,13 @@
 
 typedef bool (*dns_query_proc_t)(const char *name, ip4_addr_t *addr);
 
+#ifdef __cplusplus
+extern "C" {
+#endif
 err_t dnserv_init(const ip_addr_t *bind, uint16_t port, dns_query_proc_t query_proc);
 void  dnserv_free(void);
+#ifdef __cplusplus
+}
+#endif
 
 #endif