Declare local functions static.

src/control/input.c

@@ -36,7 +36,7 @@ void libvlc_input_free( libvlc_input_t *p_input )
  * Retrieve the input thread. Be sure to release the object
  * once you are done with it.
  */
-input_thread_t *libvlc_get_input_thread( libvlc_input_t *p_input,
+static input_thread_t *libvlc_get_input_thread( libvlc_input_t *p_input,
                                          libvlc_exception_t *p_e ) 
 {
     input_thread_t *p_input_thread;

src/control/vlm.c

@@ -364,7 +364,7 @@ LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( seekable, int, Bool, 0);
 #undef LIBVLC_VLM_GET_MEDIA_ATTRIBUTE
 
 /* local function to be used in libvlc_vlm_show_media only */
-char* recurse_answer( char* psz_prefix, vlm_message_t *p_answer ) {
+static char* recurse_answer( char* psz_prefix, vlm_message_t *p_answer ) {
     char* psz_childprefix;
     char* psz_response="";
     char* response_tmp;
@@ -426,4 +426,5 @@ char* libvlc_vlm_show_media( libvlc_instance_t *p_instance, char *psz_name,
     free( psz_message );
     return(psz_response );
 #endif
+    return NULL;
 }