Remove some unused #define's, previously replaced by variables.

* configure.in (LD_SWITCH_X_SITE, C_SWITCH_X_SITE): Do not define.

* src/Makefile.in (LD_SWITCH_X_SITE): Define as a variable, not via cpp.
(LIBX_BASE): Use $LD_SWITCH_X_SITE.

* nt/config.nt (LD_SWITCH_X_SITE, C_SWITCH_X_SITE): Remove undefs.

* msdos/sed1v2.inp: Comment.

2 files changed, 13 insertions, 6 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index a1d1cdfebf8..0afd7265922 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,5 +1,8 @@
 2010-05-13  Glenn Morris  <rgm@gnu.org>
 
+        * Makefile.in (LD_SWITCH_X_SITE): Define as a variable, not via cpp.
+        (LIBX_BASE): Use $LD_SWITCH_X_SITE.
+
         * Makefile.in (C_SWITCH_X_SYSTEM, C_SWITCH_X_SITE, LIB_STANDARD)
         (LIB_MATH, FONTCONFIG_CFLAGS, FONTCONFIG_LIBS, FREETYPE_CFLAGS)
         (FREETYPE_LIBS, LIBOTF_CFLAGS, LIBOTF_LIBS, M17N_FLT_CFLAGS)
diff --git a/src/Makefile.in b/src/Makefile.in
index 8b360ae9eea..1df4d562551 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -85,6 +85,15 @@ C_SWITCH_X_SYSTEM=@C_SWITCH_X_SYSTEM@
 ## This is used before C_SWITCH_X_SYSTEM and may override it.
 C_SWITCH_X_SITE=@C_SWITCH_X_SITE@
 
+## Define LD_SWITCH_X_SITE to contain any special flags your loader
+## may need to deal with X Windows.  For instance, if your X libraries
+## aren't in a place that your loader can find on its own, you might
+## want to add "-L/..." or something similar.  Only used if
+## HAVE_X_WINDOWS.
+## FIXME? configure sets a value for this, but it has never been
+## substituted in this or any other Makefile. Cf C_SWITCH_X_SITE.
+LD_SWITCH_X_SITE=
+
 ## This holds any special options for linking temacs only (ie, not
 ## used by configure).  Not used elsewhere because it sometimes
 ## contains options that have to do with using Emacs's crt0, 
@@ -241,11 +250,6 @@ DEPFLAGS = -MMD -MF deps/$*.d
    do not let it interfere with this file.  */
 #undef register
 
-/* This macro is for switches specifically related to X Windows.  */
-#ifndef LD_SWITCH_X_SITE
-#define LD_SWITCH_X_SITE
-#endif
-
 #ifdef NS_IMPL_GNUSTEP
 /* Pull in stuff from GNUstep-make. */
 FOUNDATION_LIB=gnu
@@ -296,7 +300,7 @@ LIBXMENU=
 #endif /* not HAVE_MENUS */
 
 LIBXT=$(TOOLKIT_LIBW) $(LIBXT_OTHER)
-LIBX_BASE=$(LIBXMENU) LD_SWITCH_X_SITE
+LIBX_BASE=$(LIBXMENU) $(LD_SWITCH_X_SITE)
 LIBX_OTHER=@LIBX_OTHER@
 #endif /* not HAVE_X_WINDOWS */