===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/bc/bc.y,v
retrieving revision 1.36
retrieving revision 1.37
diff -c -r1.36 -r1.37
*** src/usr.bin/bc/bc.y	2011/06/03 06:10:31	1.36
--- src/usr.bin/bc/bc.y	2011/06/03 06:52:37	1.37
***************
*** 1,5 ****
  %{
! /*	$OpenBSD: bc.y,v 1.36 2011/06/03 06:10:31 otto Exp $	*/
  
  /*
   * Copyright (c) 2003, Otto Moerbeek <otto@drijf.net>
--- 1,5 ----
  %{
! /*	$OpenBSD: bc.y,v 1.37 2011/06/03 06:52:37 deraadt Exp $	*/
  
  /*
   * Copyright (c) 2003, Otto Moerbeek <otto@drijf.net>
***************
*** 1058,1064 ****
  sigchld(int signo)
  {
  	pid_t pid;
! 	int status;
  
  	for (;;) {
  		pid = waitpid(dc, &status, WCONTINUED);
--- 1058,1064 ----
  sigchld(int signo)
  {
  	pid_t pid;
! 	int status, save_errno = errno;
  
  	for (;;) {
  		pid = waitpid(dc, &status, WCONTINUED);
***************
*** 1072,1077 ****
--- 1072,1078 ----
  		else
  			break;
  	}
+ 	errno = save_errno;
  }
  
  static const char *