diff -r 52bd3bd6a97d daemon/scatter.h
--- a/daemon/scatter.h	Sun Jun 21 21:32:42 2009 -0400
+++ b/daemon/scatter.h	Wed May 11 17:17:07 2011 -0400
@@ -43,16 +43,16 @@
 
 typedef struct dummy_scat_element{
 	char	*buf;
-	int	len;
+	size_t	len;
 } scat_element;
 
 typedef struct dummy_scatter {
-	int		num_elements;
+	size_t		num_elements;
 	scat_element	elements[ARCH_SCATTER_SIZE];
 } sys_scatter;
 
 typedef struct dummy_big_scatter {
-	int		num_elements;
+	size_t		num_elements;
 	scat_element	elements[MAX_SCATTER_ELEMENTS];
 } scatter;
 
diff -r 52bd3bd6a97d include/sp.h
--- a/include/sp.h	Sun Jun 21 21:32:42 2009 -0400
+++ b/include/sp.h	Wed May 11 17:17:07 2011 -0400
@@ -37,6 +37,9 @@
 #ifndef INC_SP
 #define INC_SP
 
+/* For size_t. */
+#include <sys/types.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -136,11 +139,11 @@
 
 typedef	struct	dummy_scat_element{
 	char	*buf;
-	int	len;
+	size_t	len;
 } scat_element;
 
 typedef	struct	dummy_scatter{
-	int		num_elements;
+	size_t		num_elements;
 	scat_element	elements[MAX_CLIENT_SCATTER_ELEMENTS];
 } scatter;