Index: uspace/lib/c/include/net/icmp_codes.h
===================================================================
--- uspace/lib/c/include/net/icmp_codes.h	(revision 04cb68f2d06da3440e206ec4339c4d23afa3910a)
+++ uspace/lib/c/include/net/icmp_codes.h	(revision b17cc110bef8829e55b454ce088a2f6905996b1b)
@@ -42,4 +42,6 @@
 #define LIBC_ICMP_CODES_H_
 
+#include <sys/types.h>
+
 /** ICMP type type definition. */
 typedef uint8_t icmp_type_t;