* use time and pid to try to get some initial randomness.
*/
#if !defined(UKERNEL)
-#define ranstage(x) (x)= (afs_uint32) (3141592621*((afs_uint32)x)+1)
+#define ranstage(x) (x)= (afs_uint32) (3141592621U*((afs_uint32)x)+1)
unsigned int afs_random(void)
{