From f7ff70e8a1b3469c669310afd1ca236b17804df7 Mon Sep 17 00:00:00 2001
From: Dave Love <fx@gnu.org>
Date: Wed, 27 Nov 2002 22:55:26 +0000
Subject: [PATCH] Don't conditionally define GETPGRP_NO_ARG.  Test GETPGRP_VOID
 instead. [BSD_TERMIOS]: Remove definitions (never used).

---
 src/systty.h | 46 ++--------------------------------------------
 1 file changed, 2 insertions(+), 44 deletions(-)

diff --git a/src/systty.h b/src/systty.h
index 6aeb2f65a4e..fdd1f70f4c1 100644
--- a/src/systty.h
+++ b/src/systty.h
@@ -22,29 +22,6 @@ Boston, MA 02111-1307, USA.  */
 #define HAVE_TCATTR
 #endif
 
-/* If we defined these before and we are about to redefine them,
-   prevent alarming warnings.  */
-#ifdef BSD_TERMIOS
-#undef NL0
-#undef NL1
-#undef CR0
-#undef CR1
-#undef CR2
-#undef CR3
-#undef TAB0
-#undef TAB1
-#undef TAB2
-#undef XTABS
-#undef BS0
-#undef BS1
-#undef FF0
-#undef FF1
-#undef ECHO
-#undef NOFLSH
-#undef TOSTOP
-#undef FLUSHO
-#undef PENDIN
-#endif
 
 /* Include the proper files.  */
 #ifdef HAVE_TERMIO
@@ -294,30 +271,11 @@ static struct sensemode {
 
 /* EMACS_GETPGRP (arg) returns the process group of the process.  */
 
-#ifdef __GNU_LIBRARY__
-/* GNU libc by default defines getpgrp with no args on all systems.  */
-#if __GLIBC__  >= 2
-/* glibc-2.1 adds the BSD compatibility getpgrp function
-   if you use _BSD_SOURCE, which Emacs does on GNU/Linux systems.  */
-#if __GLIBC_MINOR__ < 1 || ! defined (__FAVOR_BSD)
-#define GETPGRP_NO_ARG
-#endif
-#else /* __GLIBC__ < 2 */
-#define GETPGRP_NO_ARG
-#endif /* __GLIBC__ < 2 */
-#else /* not __GNU_LIBRARY__ */
-#if defined (USG) && !defined (GETPGRP_NEEDS_ARG)
-#  if !defined (GETPGRP_NO_ARG)
-#    define GETPGRP_NO_ARG
-#  endif
-#endif
-#endif /* not __GNU_LIBRARY__ */
-
-#if defined (GETPGRP_NO_ARG)
+#if defined (GETPGRP_VOID)
 #  define EMACS_GETPGRP(x) getpgrp()
 #else
 #  define EMACS_GETPGRP(x) getpgrp(x)
-#endif /* !GETPGRP_NO_ARG */
+#endif /* !GETPGRP_VOID */
 
 /* Manipulate a TTY's input/output processing parameters.  */
 
-- 
2.39.2