Include <stdio.h>

* libmisc/idmapping.c: Include <stdio.h> needed for fprintf() and
	stderr.

libmisc/idmapping.c

@@ -33,6 +33,7 @@
 #include <fcntl.h>
 #include <limits.h>
 #include <stdlib.h>
+#include <stdio.h>
 #include "prototypes.h"
 #include "idmapping.h"