this diff for me creates a working ksh:


Index: jobs.c
===================================================================
RCS file: /cvsroot/basesrc/bin/ksh/jobs.c,v
retrieving revision 1.6
diff -p -r1.6 jobs.c
*** jobs.c	2000/11/02 01:10:08	1.6
--- jobs.c	2000/11/20 01:16:22
*************** j_waitj(j, flags, where)
*** 1174,1179 ****
--- 1174,1184 ----
  	const char *where;
  {
  	int	rv;
+ #ifdef __sparc64__
+ 	int	f;
+ 
+ 	*(volatile int *)&f = j->state;
+ #endif
  
  	/*
  	 * No auto-notify on the job we are waiting on.