paloio.c:64: warning: implicit declaration of function ‘memcmp’

--- a/palo/paloio.c	2007-09-12 18:12:03.000000000 +0200
+++ b/palo/paloio.c	2011-04-21 22:35:10.000000000 +0200
@@ -7,6 +7,7 @@
  */
 #include <unistd.h>
 #include <stdio.h>
+#include <string.h>
 #include <errno.h>
 #include <sys/types.h>
 #include <sys/stat.h>