+echo "$as_me:$LINENO: checking linker --sysroot support" >&5
+echo $ECHO_N "checking linker --sysroot support... $ECHO_C" >&6
+if test "${gcc_cv_ld_sysroot+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ gcc_cv_ld_sysroot=no
+ if test $in_tree_ld = yes ; then
+ if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 16 -o "$gcc_cv_gld_major_version" -gt 2 ; then
+ gcc_cv_ld_sysroot = yes
+ fi
+ elif test x$gcc_cv_ld != x; then
+ if $gcc_cv_ld --help 2>/dev/null | grep sysroot > /dev/null; then
+ gcc_cv_ld_sysroot=yes
+ fi
+ fi
+fi
+echo "$as_me:$LINENO: result: $gcc_cv_ld_sysroot" >&5
+echo "${ECHO_T}$gcc_cv_ld_sysroot" >&6
+if test x"$gcc_cv_ld_sysroot" = xyes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_LD_SYSROOT 1
+_ACEOF
+
+fi
+