revised -znocombreloc configure.in patch

[Dave Love]

The patch I sent yesterday wasn't so good for gcc without GNU ld, per
the comment.

Index: configure.in
===================================================================
RCS file: /cvsroot/emacs/emacs/configure.in,v
retrieving revision 1.363
diff -u -p -u -r1.363 configure.in
--- configure.in        27 Jan 2004 16:46:34 -0000      1.363
+++ configure.in        19 Mar 2004 11:56:08 -0000
@@ -1273,6 +1277,24 @@ then
   ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
 fi
 
+dnl We need -znocombreloc if we're using a relatively recent GNU ld.
+dnl If we can link with the flag, it shouldn't do any harm anyhow.
+dnl (Don't use `-z nocombreloc' as -z has no arg on Irix.)  Treat GCC
+dnl specially since it just gives a non-fatal `unrecognized option' if
+dnl not built to support GNU ld.
+late_LDFLAGS=$LDFLAGS
+if test $GCC = yes; then
+  LDFLAGS="$LDFLAGS -Wl,-znocombreloc"
+else
+  LDFLAGS="$LDFLAGS -znocombreloc"
+fi
+
+AC_MSG_CHECKING([For -znocombreloc])
+AC_LINK_IFELSE([main(){return 0;}],
+  [AC_MSG_RESULT(yes)],
+  LDFLAGS=$late_LDFLAGS
+  [AC_MSG_RESULT(no)])
+
 dnl checks for Unix variants
 AC_AIX