Fix warnings in simple_process.c

Signed-off-by: Andi Kleen <ak@linux.intel.com>

1 files changed, 5 insertions, 2 deletions

diff --git a/tools/simple_process/simple_process.c b/tools/simple_process/simple_process.c
index f69566a..666d543 100644
--- a/tools/simple_process/simple_process.c
+++ b/tools/simple_process/simple_process.c
@@ -1,15 +1,18 @@
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
 
-void main(void)
+int main(void)
 {
     void *p = malloc(128);
     memset(p, 0, 128);
-    printf("alloc 128 mem\n"); 
+    printf("allocating 128 bytes of memory\n"); 
     while (1)
     {
       sleep(1);
     }
+    return 0;
 }