netstat: Fix -Wformat=

Change-Id: I70bfb12f9d56e7e4c8dbdd4bd48ca0282057a713
Reviewed-on: https://review.haiku-os.org/c/haiku/+/3312
Reviewed-by: Adrien Destugues <[email protected]>

src/bin/network/netstat/netstat.cpp

@@ -278,9 +278,9 @@ main(int argc, char** argv)
 			else
 				name = info.args;
 
-			printf("%ld/%s\n", stat.owner, name);
+			printf("%" B_PRId32 "/%s\n", stat.owner, name);
 		} else
-			printf("%ld\n", stat.owner);
+			printf("%" B_PRId32 "\n", stat.owner);
 	}
 
 	return 0;