Fix up some warnings that show up on ppc
diff --git a/ls.c b/ls.c
index c54b6a4..d9ecf04 100644
--- a/ls.c
+++ b/ls.c
@@ -605,7 +605,7 @@
 	for (i=0; i<=31; i++) {
 		switch (list_fmt & (1<<i)) {
 			case LIST_INO:
-				printf("%7ld ", dn->dstat.st_ino);
+				printf("%7ld ", (long int)dn->dstat.st_ino);
 				column += 8;
 				break;
 			case LIST_BLOCKS: