Remove LD_SWITCH_X_SITE_AUX, which is no longer used

* configure.in (LD_SWITCH_X_SITE_AUX): Remove; no longer used.
* src/Makefile.in (LD_SWITCH_X_SITE_AUX): Remove; no longer used.

ChangeLog

+2012-05-01  Glenn Morris  <rgm@gnu.org>
+
+	* configure.in (LD_SWITCH_X_SITE_AUX): Remove; no longer used.
+
 2012-04-26  Glenn Morris  <rgm@gnu.org>
 
 	* make-dist: No more doc/lispref/tindex.pl.

configure.in

@@ -973,7 +973,7 @@ AC_SUBST(LD_SWITCH_SYSTEM)
 
 ac_link="$ac_link $LD_SWITCH_SYSTEM"
 
-## This setting of LD_SWITCH_SYSTEM references LD_SWITCH_X_SITE_AUX,
+## This setting of LD_SWITCH_SYSTEM references LD_SWITCH_X_SITE_AUX_RPATH,
 ## which has not been defined yet.  When this was handled with cpp,
 ## it was expanded to null when configure sourced the s/*.h file.
 ## Thus LD_SWITCH_SYSTEM had different values in configure and the Makefiles.
@@ -985,7 +985,6 @@ ac_link="$ac_link $LD_SWITCH_SYSTEM"
 ## LD_SWITCH_SYSTEM_TEMACS.
 case "$opsys" in
   netbsd|openbsd)
-   ## _AUX_RPATH is like _AUX, but uses -rpath instead of -R.
    LD_SWITCH_SYSTEM="\$(LD_SWITCH_X_SITE_AUX_RPATH) $LD_SWITCH_SYSTEM" ;;
 esac
 
@@ -1500,13 +1499,11 @@ else
   window_system=x11
 fi
 
-LD_SWITCH_X_SITE_AUX=
 LD_SWITCH_X_SITE_AUX_RPATH=
 if test "${x_libraries}" != NONE; then
   if test -n "${x_libraries}"; then
     LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
-    LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
-    LD_SWITCH_X_SITE_AUX_RPATH=`echo ${LD_SWITCH_X_SITE_AUX} | sed -e 's/-R/-Wl,-rpath,/'`
+    LD_SWITCH_X_SITE_AUX_RPATH=-Wl,-rpath`echo ${x_libraries} | sed -e "s/:/ -Wl,-rpath/g"`
   fi
   x_default_search_path=""
   x_search_path=${x_libraries}
@@ -1529,7 +1526,6 @@ ${x_library}/X11/%T/%N%S"
     fi
   done
 fi
-AC_SUBST(LD_SWITCH_X_SITE_AUX)
 AC_SUBST(LD_SWITCH_X_SITE_AUX_RPATH)
 
 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
@@ -1858,9 +1854,9 @@ if test "${HAVE_X11}" = "yes"; then
   CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS"
 
   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
-  # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
-  # but it's more convenient here to set LD_RUN_PATH
-  # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
+  # This is handled by LD_SWITCH_X_SITE_AUX_RPATH during the real build,
+  # but it's more convenient here to set LD_RUN_PATH since this
+  # also works on hosts that don't understand LD_SWITCH_X_SITE_AUX_RPATH.
   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
     export LD_RUN_PATH
@@ -3510,9 +3506,10 @@ case "$opsys" in
      LD_SWITCH_SYSTEM_TEMACS="-X $LD_SWITCH_SYSTEM_TEMACS"
    ;;
 
-  ## LD_SWITCH_X_SITE_AUX is a -R option saying where to find X at run-time.
-  ## When handled by cpp, this was in LD_SWITCH_SYSTEM.  However, at
-  ## the point where configure sourced the s/*.h file, LD_SWITCH_X_SITE_AUX
+  ## LD_SWITCH_X_SITE_AUX_RPATH is a -rpath option saying where to
+  ## find X at run-time.
+  ## When handled by cpp, this was in LD_SWITCH_SYSTEM.  However, at the
+  ## point where configure sourced the s/*.h file, LD_SWITCH_X_SITE_AUX_RPATH
   ## had not yet been defined and was expanded to null.  Hence LD_SWITCH_SYSTEM
   ## had different values in configure (in ac_link) and src/Makefile.in.
   ## It seems clearer therefore to put this piece in LD_SWITCH_SYSTEM_TEMACS.

src/ChangeLog

+2012-05-01  Glenn Morris  <rgm@gnu.org>
+
+	* Makefile.in (LD_SWITCH_X_SITE_AUX): Remove; no longer used.
+
 2012-04-30  Andreas Schwab  <schwab@linux-m68k.org>
 
 	* .gdbinit (xpr): Remove checks for no longer existing misc types.

src/Makefile.in

@@ -94,10 +94,8 @@ C_SWITCH_X_SITE=@C_SWITCH_X_SITE@
 ## substituted in this or any other Makefile. Cf C_SWITCH_X_SITE.
 LD_SWITCH_X_SITE=
 
-## Next two must come before LD_SWITCH_SYSTEM.
-## If needed, a -R option that says where to find X windows at run time.
-LD_SWITCH_X_SITE_AUX=@LD_SWITCH_X_SITE_AUX@
-## As above, but using -rpath instead.
+## This must come before LD_SWITCH_SYSTEM.
+## If needed, a -rpath option that says where to find X windows at run time.
 LD_SWITCH_X_SITE_AUX_RPATH=@LD_SWITCH_X_SITE_AUX_RPATH@
 
 ## System-specific LDFLAGS.