===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/include/stdio.h,v
retrieving revision 1.6
retrieving revision 1.7
diff -c -r1.6 -r1.7
*** src/include/stdio.h	1996/07/26 10:34:25	1.6
--- src/include/stdio.h	1996/10/28 06:51:05	1.7
***************
*** 1,4 ****
! /*	$OpenBSD: stdio.h,v 1.6 1996/07/26 10:34:25 deraadt Exp $	*/
  /*	$NetBSD: stdio.h,v 1.18 1996/04/25 18:29:21 jtc Exp $	*/
  
  /*-
--- 1,4 ----
! /*	$OpenBSD: stdio.h,v 1.7 1996/10/28 06:51:05 tholo Exp $	*/
  /*	$NetBSD: stdio.h,v 1.18 1996/04/25 18:29:21 jtc Exp $	*/
  
  /*-
***************
*** 371,377 ****
--- 371,383 ----
  
  #ifndef lint
  #define	getc(fp)	__sgetc(fp)
+ /*
+  * The macro implementation of putc is not fully POSIX
+  * compliant; it does not set errno on failure
+  */
+ #ifndef _POSIX_SOURCE
  #define putc(x, fp)	__sputc(x, fp)
+ #endif /* _POSIX_SOURCE */
  #endif /* lint */
  
  #define	getchar()	getc(stdin)