This patch renames the --with-sysroot option to --with-libtool-sysroot
to avoid namespace conflict with binutils, gcc and other toolchain
components.

I also reported the problem to libtool here

http://lists.gnu.org/archive/html/libtool/2010-10/msg00048.html

-Khem Raj <raj.khem@gmail.com>

--- configure
+++ configure
@@ -786,7 +786,7 @@ enable_static
 with_pic
 enable_fast_install
 with_gnu_ld
-with_sysroot
+with_libtool_sysroot
 enable_libtool_lock
 with_gnu_ld
 '
@@ -1451,7 +1451,7 @@ Optional Packages:
   --with-pic              try to use only PIC/non-PIC objects [default=use
                           both]
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
-  --with-sysroot=DIR Search for dependent libraries within DIR
+  --with-libtool-sysroot=DIR Search for dependent libraries within DIR
                         (or the compiler's sysroot if not specified).
 
 Some influential environment variables:
@@ -6798,29 +6798,29 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysroot" >&5
 $as_echo_n "checking for sysroot... " >&6; }
 
-# Check whether --with-sysroot was given.
-if test "${with_sysroot+set}" = set; then :
-  withval=$with_sysroot;
+# Check whether --with-libtool-sysroot was given.
+if test "${with_libtool_sysroot+set}" = set; then :
+  withval=$with_libtool_sysroot;
 else
-  with_sysroot=no
+  with_libtool_sysroot=no
 fi
 
 
 lt_sysroot=
-case ${with_sysroot} in #(
+case ${with_libtool_sysroot} in #(
  yes)
    if test "$GCC" = yes; then
      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
    fi
    ;; #(
  /*)
-   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
+   lt_sysroot=`echo "$with_libtool_sysroot" | sed -e "$sed_quote_subst"`
    ;; #(
  no|'')
    ;; #(
  *)
-   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_sysroot}" >&5
-$as_echo "${with_sysroot}" >&6; }
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_libtool_sysroot}" >&5
+$as_echo "${with_libtool_sysroot}" >&6; }
    as_fn_error $? "The sysroot must be an absolute path." "$LINENO" 5
    ;;
 esac
--- libltdl/configure
+++ libltdl/configure
@@ -739,7 +739,7 @@ with_pic
 enable_fast_install
 enable_dependency_tracking
 with_gnu_ld
-with_sysroot
+with_libtool_sysroot
 enable_libtool_lock
 enable_ltdl_install
 '
@@ -1388,7 +1388,7 @@ Optional Packages:
   --with-pic              try to use only PIC/non-PIC objects [default=use
                           both]
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
-  --with-sysroot=DIR Search for dependent libraries within DIR
+  --with-libtool-sysroot=DIR Search for dependent libraries within DIR
                         (or the compiler's sysroot if not specified).
 
 Some influential environment variables:
@@ -6004,29 +6004,29 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysroot" >&5
 $as_echo_n "checking for sysroot... " >&6; }
 
-# Check whether --with-sysroot was given.
-if test "${with_sysroot+set}" = set; then :
-  withval=$with_sysroot;
+# Check whether --with-libtool-sysroot was given.
+if test "${with_libtool_sysroot+set}" = set; then :
+  withval=$with_libtool_sysroot;
 else
-  with_sysroot=no
+  with_libtool_sysroot=no
 fi
 
 
 lt_sysroot=
-case ${with_sysroot} in #(
+case ${with_libtool_sysroot} in #(
  yes)
    if test "$GCC" = yes; then
      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
    fi
    ;; #(
  /*)
-   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
+   lt_sysroot=`echo "$with_libtool_sysroot" | sed -e "$sed_quote_subst"`
    ;; #(
  no|'')
    ;; #(
  *)
-   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_sysroot}" >&5
-$as_echo "${with_sysroot}" >&6; }
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_libtool_sysroot}" >&5
+$as_echo "${with_libtool_sysroot}" >&6; }
    as_fn_error $? "The sysroot must be an absolute path." "$LINENO" 5
    ;;
 esac
--- libltdl/m4/libtool.m4
+++ libltdl/m4/libtool.m4
@@ -1180,27 +1180,27 @@ _LT_DECL([], [ECHO], [1], [An echo progr
 # ----------------
 AC_DEFUN([_LT_WITH_SYSROOT],
 [AC_MSG_CHECKING([for sysroot])
-AC_ARG_WITH([sysroot],
-[  --with-sysroot[=DIR] Search for dependent libraries within DIR
+AC_ARG_WITH([libtool-sysroot],
+[  --with-libtool-sysroot[=DIR] Search for dependent libraries within DIR
                         (or the compiler's sysroot if not specified).],
-[], [with_sysroot=no])
+[], [with_libtool_sysroot=no])
 
 dnl lt_sysroot will always be passed unquoted.  We quote it here
 dnl in case the user passed a directory name.
 lt_sysroot=
-case ${with_sysroot} in #(
+case ${with_libtool_sysroot} in #(
  yes)
    if test "$GCC" = yes; then
      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
    fi
    ;; #(
  /*)
-   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
+   lt_sysroot=`echo "$with_libtool_sysroot" | sed -e "$sed_quote_subst"`
    ;; #(
  no|'')
    ;; #(
  *)
-   AC_MSG_RESULT([${with_sysroot}])
+   AC_MSG_RESULT([${with_libtool_sysroot}])
    AC_MSG_ERROR([The sysroot must be an absolute path.])
    ;;
 esac
--- tests/cdemo/configure
+++ tests/cdemo/configure
@@ -726,7 +726,7 @@ enable_static
 with_pic
 enable_fast_install
 with_gnu_ld
-with_sysroot
+with_libtool_sysroot
 enable_libtool_lock
 '
       ac_precious_vars='build_alias
@@ -1373,7 +1373,7 @@ Optional Packages:
   --with-pic              try to use only PIC/non-PIC objects [default=use
                           both]
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
-  --with-sysroot=DIR Search for dependent libraries within DIR
+  --with-libtool-sysroot=DIR Search for dependent libraries within DIR
                         (or the compiler's sysroot if not specified).
 
 Some influential environment variables:
@@ -5884,29 +5884,29 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysroot" >&5
 $as_echo_n "checking for sysroot... " >&6; }
 
-# Check whether --with-sysroot was given.
-if test "${with_sysroot+set}" = set; then :
-  withval=$with_sysroot;
+# Check whether --with-libtool-sysroot was given.
+if test "${with_libtool_sysroot+set}" = set; then :
+  withval=$with_libtool_sysroot;
 else
-  with_sysroot=no
+  with_libtool_sysroot=no
 fi
 
 
 lt_sysroot=
-case ${with_sysroot} in #(
+case ${with_libtool_sysroot} in #(
  yes)
    if test "$GCC" = yes; then
      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
    fi
    ;; #(
  /*)
-   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
+   lt_sysroot=`echo "$with_libtool_sysroot" | sed -e "$sed_quote_subst"`
    ;; #(
  no|'')
    ;; #(
  *)
-   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_sysroot}" >&5
-$as_echo "${with_sysroot}" >&6; }
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_libtool_sysroot}" >&5
+$as_echo "${with_libtool_sysroot}" >&6; }
    as_fn_error $? "The sysroot must be an absolute path." "$LINENO" 5
    ;;
 esac
--- tests/demo/configure
+++ tests/demo/configure
@@ -730,7 +730,7 @@ enable_static
 with_pic
 enable_fast_install
 with_gnu_ld
-with_sysroot
+with_libtool_sysroot
 enable_libtool_lock
 '
       ac_precious_vars='build_alias
@@ -1377,7 +1377,7 @@ Optional Packages:
   --with-pic              try to use only PIC/non-PIC objects [default=use
                           both]
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
-  --with-sysroot=DIR Search for dependent libraries within DIR
+  --with-libtool-sysroot=DIR Search for dependent libraries within DIR
                         (or the compiler's sysroot if not specified).
 
 Some influential environment variables:
@@ -5882,29 +5882,29 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysroot" >&5
 $as_echo_n "checking for sysroot... " >&6; }
 
-# Check whether --with-sysroot was given.
-if test "${with_sysroot+set}" = set; then :
-  withval=$with_sysroot;
+# Check whether --with-libtool-sysroot was given.
+if test "${with_libtool_sysroot+set}" = set; then :
+  withval=$with_libtool_sysroot;
 else
-  with_sysroot=no
+  with_libtool_sysroot=no
 fi
 
 
 lt_sysroot=
-case ${with_sysroot} in #(
+case ${with_libtool_sysroot} in #(
  yes)
    if test "$GCC" = yes; then
      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
    fi
    ;; #(
  /*)
-   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
+   lt_sysroot=`echo "$with_libtool_sysroot" | sed -e "$sed_quote_subst"`
    ;; #(
  no|'')
    ;; #(
  *)
-   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_sysroot}" >&5
-$as_echo "${with_sysroot}" >&6; }
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_libtool_sysroot}" >&5
+$as_echo "${with_libtool_sysroot}" >&6; }
    as_fn_error $? "The sysroot must be an absolute path." "$LINENO" 5
    ;;
 esac
--- tests/depdemo/configure
+++ tests/depdemo/configure
@@ -728,7 +728,7 @@ enable_static
 with_pic
 enable_fast_install
 with_gnu_ld
-with_sysroot
+with_libtool_sysroot
 enable_libtool_lock
 '
       ac_precious_vars='build_alias
@@ -1375,7 +1375,7 @@ Optional Packages:
   --with-pic              try to use only PIC/non-PIC objects [default=use
                           both]
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
-  --with-sysroot=DIR Search for dependent libraries within DIR
+  --with-libtool-sysroot=DIR Search for dependent libraries within DIR
                         (or the compiler's sysroot if not specified).
 
 Some influential environment variables:
@@ -5879,29 +5879,29 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysroot" >&5
 $as_echo_n "checking for sysroot... " >&6; }
 
-# Check whether --with-sysroot was given.
-if test "${with_sysroot+set}" = set; then :
-  withval=$with_sysroot;
+# Check whether --with-libtool-sysroot was given.
+if test "${with_libtool_sysroot+set}" = set; then :
+  withval=$with_libtool_sysroot;
 else
-  with_sysroot=no
+  with_libtool_sysroot=no
 fi
 
 
 lt_sysroot=
-case ${with_sysroot} in #(
+case ${with_libtool_sysroot} in #(
  yes)
    if test "$GCC" = yes; then
      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
    fi
    ;; #(
  /*)
-   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
+   lt_sysroot=`echo "$with_libtool_sysroot" | sed -e "$sed_quote_subst"`
    ;; #(
  no|'')
    ;; #(
  *)
-   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_sysroot}" >&5
-$as_echo "${with_sysroot}" >&6; }
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_libtool_sysroot}" >&5
+$as_echo "${with_libtool_sysroot}" >&6; }
    as_fn_error $? "The sysroot must be an absolute path." "$LINENO" 5
    ;;
 esac
--- tests/f77demo/configure
+++ tests/f77demo/configure
@@ -730,7 +730,7 @@ enable_static
 with_pic
 enable_fast_install
 with_gnu_ld
-with_sysroot
+with_libtool_sysroot
 enable_libtool_lock
 '
       ac_precious_vars='build_alias
@@ -1382,7 +1382,7 @@ Optional Packages:
   --with-pic              try to use only PIC/non-PIC objects [default=use
                           both]
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
-  --with-sysroot=DIR Search for dependent libraries within DIR
+  --with-libtool-sysroot=DIR Search for dependent libraries within DIR
                         (or the compiler's sysroot if not specified).
 
 Some influential environment variables:
@@ -6864,29 +6864,29 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysroot" >&5
 $as_echo_n "checking for sysroot... " >&6; }
 
-# Check whether --with-sysroot was given.
-if test "${with_sysroot+set}" = set; then :
-  withval=$with_sysroot;
+# Check whether --with-libtool-sysroot was given.
+if test "${with_libtool_sysroot+set}" = set; then :
+  withval=$with_libtool_sysroot;
 else
-  with_sysroot=no
+  with_libtool_sysroot=no
 fi
 
 
 lt_sysroot=
-case ${with_sysroot} in #(
+case ${with_libtool_sysroot} in #(
  yes)
    if test "$GCC" = yes; then
      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
    fi
    ;; #(
  /*)
-   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
+   lt_sysroot=`echo "$with_libtool_sysroot" | sed -e "$sed_quote_subst"`
    ;; #(
  no|'')
    ;; #(
  *)
-   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_sysroot}" >&5
-$as_echo "${with_sysroot}" >&6; }
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_libtool_sysroot}" >&5
+$as_echo "${with_libtool_sysroot}" >&6; }
    as_fn_error $? "The sysroot must be an absolute path." "$LINENO" 5
    ;;
 esac
--- tests/fcdemo/configure
+++ tests/fcdemo/configure
@@ -731,7 +731,7 @@ enable_static
 with_pic
 enable_fast_install
 with_gnu_ld
-with_sysroot
+with_libtool_sysroot
 enable_libtool_lock
 '
       ac_precious_vars='build_alias
@@ -1383,7 +1383,7 @@ Optional Packages:
   --with-pic              try to use only PIC/non-PIC objects [default=use
                           both]
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
-  --with-sysroot=DIR Search for dependent libraries within DIR
+  --with-libtool-sysroot=DIR Search for dependent libraries within DIR
                         (or the compiler's sysroot if not specified).
 
 Some influential environment variables:
@@ -6963,29 +6963,29 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysroot" >&5
 $as_echo_n "checking for sysroot... " >&6; }
 
-# Check whether --with-sysroot was given.
-if test "${with_sysroot+set}" = set; then :
-  withval=$with_sysroot;
+# Check whether --with-libtool-sysroot was given.
+if test "${with_libtool_sysroot+set}" = set; then :
+  withval=$with_libtool_sysroot;
 else
-  with_sysroot=no
+  with_libtool_sysroot=no
 fi
 
 
 lt_sysroot=
-case ${with_sysroot} in #(
+case ${with_libtool_sysroot} in #(
  yes)
    if test "$GCC" = yes; then
      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
    fi
    ;; #(
  /*)
-   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
+   lt_sysroot=`echo "$with_libtool_sysroot" | sed -e "$sed_quote_subst"`
    ;; #(
  no|'')
    ;; #(
  *)
-   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_sysroot}" >&5
-$as_echo "${with_sysroot}" >&6; }
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_libtool_sysroot}" >&5
+$as_echo "${with_libtool_sysroot}" >&6; }
    as_fn_error $? "The sysroot must be an absolute path." "$LINENO" 5
    ;;
 esac
--- tests/mdemo/configure
+++ tests/mdemo/configure
@@ -734,7 +734,7 @@ enable_static
 with_pic
 enable_fast_install
 with_gnu_ld
-with_sysroot
+with_libtool_sysroot
 enable_libtool_lock
 '
       ac_precious_vars='build_alias
@@ -1381,7 +1381,7 @@ Optional Packages:
   --with-pic              try to use only PIC/non-PIC objects [default=use
                           both]
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
-  --with-sysroot=DIR Search for dependent libraries within DIR
+  --with-libtool-sysroot=DIR Search for dependent libraries within DIR
                         (or the compiler's sysroot if not specified).
 
 Some influential environment variables:
@@ -5911,29 +5911,29 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysroot" >&5
 $as_echo_n "checking for sysroot... " >&6; }
 
-# Check whether --with-sysroot was given.
-if test "${with_sysroot+set}" = set; then :
-  withval=$with_sysroot;
+# Check whether --with-libtool-sysroot was given.
+if test "${with_libtool_sysroot+set}" = set; then :
+  withval=$with_libtool_sysroot;
 else
-  with_sysroot=no
+  with_libtool_sysroot=no
 fi
 
 
 lt_sysroot=
-case ${with_sysroot} in #(
+case ${with_libtool_sysroot} in #(
  yes)
    if test "$GCC" = yes; then
      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
    fi
    ;; #(
  /*)
-   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
+   lt_sysroot=`echo "$with_libtool_sysroot" | sed -e "$sed_quote_subst"`
    ;; #(
  no|'')
    ;; #(
  *)
-   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_sysroot}" >&5
-$as_echo "${with_sysroot}" >&6; }
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_libtool_sysroot}" >&5
+$as_echo "${with_libtool_sysroot}" >&6; }
    as_fn_error $? "The sysroot must be an absolute path." "$LINENO" 5
    ;;
 esac
--- tests/mdemo2/configure
+++ tests/mdemo2/configure
@@ -726,7 +726,7 @@ enable_static
 with_pic
 enable_fast_install
 with_gnu_ld
-with_sysroot
+with_libtool_sysroot
 enable_libtool_lock
 '
       ac_precious_vars='build_alias
@@ -1373,7 +1373,7 @@ Optional Packages:
   --with-pic              try to use only PIC/non-PIC objects [default=use
                           both]
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
-  --with-sysroot=DIR Search for dependent libraries within DIR
+  --with-libtool-sysroot=DIR Search for dependent libraries within DIR
                         (or the compiler's sysroot if not specified).
 
 Some influential environment variables:
@@ -5884,29 +5884,29 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysroot" >&5
 $as_echo_n "checking for sysroot... " >&6; }
 
-# Check whether --with-sysroot was given.
-if test "${with_sysroot+set}" = set; then :
-  withval=$with_sysroot;
+# Check whether --with-libtool-sysroot was given.
+if test "${with_libtool_sysroot+set}" = set; then :
+  withval=$with_libtool_sysroot;
 else
-  with_sysroot=no
+  with_libtool_sysroot=no
 fi
 
 
 lt_sysroot=
-case ${with_sysroot} in #(
+case ${with_libtool_sysroot} in #(
  yes)
    if test "$GCC" = yes; then
      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
    fi
    ;; #(
  /*)
-   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
+   lt_sysroot=`echo "$with_libtool_sysroot" | sed -e "$sed_quote_subst"`
    ;; #(
  no|'')
    ;; #(
  *)
-   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_sysroot}" >&5
-$as_echo "${with_sysroot}" >&6; }
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_libtool_sysroot}" >&5
+$as_echo "${with_libtool_sysroot}" >&6; }
    as_fn_error $? "The sysroot must be an absolute path." "$LINENO" 5
    ;;
 esac
--- tests/pdemo/configure
+++ tests/pdemo/configure
@@ -729,7 +729,7 @@ enable_static
 with_pic
 enable_fast_install
 with_gnu_ld
-with_sysroot
+with_libtool_sysroot
 enable_libtool_lock
 '
       ac_precious_vars='build_alias
@@ -1376,7 +1376,7 @@ Optional Packages:
   --with-pic              try to use only PIC/non-PIC objects [default=use
                           both]
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
-  --with-sysroot=DIR Search for dependent libraries within DIR
+  --with-libtool-sysroot=DIR Search for dependent libraries within DIR
                         (or the compiler's sysroot if not specified).
 
 Some influential environment variables:
@@ -5887,29 +5887,29 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysroot" >&5
 $as_echo_n "checking for sysroot... " >&6; }
 
-# Check whether --with-sysroot was given.
-if test "${with_sysroot+set}" = set; then :
-  withval=$with_sysroot;
+# Check whether --with-libtool-sysroot was given.
+if test "${with_libtool_sysroot+set}" = set; then :
+  withval=$with_libtool_sysroot;
 else
-  with_sysroot=no
+  with_libtool_sysroot=no
 fi
 
 
 lt_sysroot=
-case ${with_sysroot} in #(
+case ${with_libtool_sysroot} in #(
  yes)
    if test "$GCC" = yes; then
      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
    fi
    ;; #(
  /*)
-   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
+   lt_sysroot=`echo "$with_libtool_sysroot" | sed -e "$sed_quote_subst"`
    ;; #(
  no|'')
    ;; #(
  *)
-   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_sysroot}" >&5
-$as_echo "${with_sysroot}" >&6; }
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_libtool_sysroot}" >&5
+$as_echo "${with_libtool_sysroot}" >&6; }
    as_fn_error $? "The sysroot must be an absolute path." "$LINENO" 5
    ;;
 esac
--- tests/sysroot.at
+++ tests/sysroot.at
@@ -64,7 +64,7 @@ while read file; do
 done])
 
 LDFLAGS="$LDFLAGS --sysroot=$sysroot -no-undefined"
-configure_options="$configure_options --with-sysroot=$sysroot --prefix=$prefix"
+configure_options="$configure_options --with-libtool-sysroot=$sysroot --prefix=$prefix"
 
 #???
 if test "$shlibpath_var" = PATH; then
@@ -114,7 +114,7 @@ AM_INIT_AUTOMAKE([foreign])
 AC_PROG_CC
 AC_CONFIG_SRCDIR([lib2.c])
 LT_INIT
-sysroot=$with_sysroot
+sysroot=$with_libtool_sysroot
 AC_SUBST([sysroot])
 AC_OUTPUT(Makefile)
 ]])
@@ -155,7 +155,7 @@ AM_INIT_AUTOMAKE([foreign])
 AC_PROG_CC
 AC_CONFIG_SRCDIR([prog.c])
 LT_INIT
-sysroot=$with_sysroot
+sysroot=$with_libtool_sysroot
 AC_SUBST([sysroot])
 AC_OUTPUT(Makefile)
 ]])
--- tests/tagdemo/configure
+++ tests/tagdemo/configure
@@ -736,7 +736,7 @@ enable_static
 with_pic
 enable_fast_install
 with_gnu_ld
-with_sysroot
+with_libtool_sysroot
 enable_libtool_lock
 with_gnu_ld
 '
@@ -1392,7 +1392,7 @@ Optional Packages:
   --with-pic              try to use only PIC/non-PIC objects [default=use
                           both]
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
-  --with-sysroot=DIR Search for dependent libraries within DIR
+  --with-libtool-sysroot=DIR Search for dependent libraries within DIR
                         (or the compiler's sysroot if not specified).
 
 Some influential environment variables:
@@ -6907,29 +6907,29 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysroot" >&5
 $as_echo_n "checking for sysroot... " >&6; }
 
-# Check whether --with-sysroot was given.
-if test "${with_sysroot+set}" = set; then :
-  withval=$with_sysroot;
+# Check whether --with-libtool-sysroot was given.
+if test "${with_libtool_sysroot+set}" = set; then :
+  withval=$with_libtool_sysroot;
 else
-  with_sysroot=no
+  with_libtool_sysroot=no
 fi
 
 
 lt_sysroot=
-case ${with_sysroot} in #(
+case ${with_libtool_sysroot} in #(
  yes)
    if test "$GCC" = yes; then
      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
    fi
    ;; #(
  /*)
-   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
+   lt_sysroot=`echo "$with_libtool_sysroot" | sed -e "$sed_quote_subst"`
    ;; #(
  no|'')
    ;; #(
  *)
-   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_sysroot}" >&5
-$as_echo "${with_sysroot}" >&6; }
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_libtool_sysroot}" >&5
+$as_echo "${with_libtool_sysroot}" >&6; }
    as_fn_error $? "The sysroot must be an absolute path." "$LINENO" 5
    ;;
 esac
--- tests/testsuite
+++ tests/testsuite
@@ -25277,7 +25277,7 @@ $at_traceon; }
 
 
 LDFLAGS="$LDFLAGS --sysroot=$sysroot -no-undefined"
-configure_options="$configure_options --with-sysroot=$sysroot --prefix=$prefix"
+configure_options="$configure_options --with-libtool-sysroot=$sysroot --prefix=$prefix"
 
 #???
 if test "$shlibpath_var" = PATH; then
@@ -25475,7 +25475,7 @@ AM_INIT_AUTOMAKE([foreign])
 AC_PROG_CC
 AC_CONFIG_SRCDIR([lib2.c])
 LT_INIT
-sysroot=$with_sysroot
+sysroot=$with_libtool_sysroot
 AC_SUBST([sysroot])
 AC_OUTPUT(Makefile)
 _ATEOF
@@ -25652,7 +25652,7 @@ AM_INIT_AUTOMAKE([foreign])
 AC_PROG_CC
 AC_CONFIG_SRCDIR([prog.c])
 LT_INIT
-sysroot=$with_sysroot
+sysroot=$with_libtool_sysroot
 AC_SUBST([sysroot])
 AC_OUTPUT(Makefile)
 _ATEOF
@@ -25993,7 +25993,7 @@ $at_traceon; }
 
 
 LDFLAGS="$LDFLAGS --sysroot=$sysroot -no-undefined"
-configure_options="$configure_options --with-sysroot=$sysroot --prefix=$prefix"
+configure_options="$configure_options --with-libtool-sysroot=$sysroot --prefix=$prefix"
 
 #???
 if test "$shlibpath_var" = PATH; then
@@ -26191,7 +26191,7 @@ AM_INIT_AUTOMAKE([foreign])
 AC_PROG_CC
 AC_CONFIG_SRCDIR([lib2.c])
 LT_INIT
-sysroot=$with_sysroot
+sysroot=$with_libtool_sysroot
 AC_SUBST([sysroot])
 AC_OUTPUT(Makefile)
 _ATEOF
@@ -26368,7 +26368,7 @@ AM_INIT_AUTOMAKE([foreign])
 AC_PROG_CC
 AC_CONFIG_SRCDIR([prog.c])
 LT_INIT
-sysroot=$with_sysroot
+sysroot=$with_libtool_sysroot
 AC_SUBST([sysroot])
 AC_OUTPUT(Makefile)
 _ATEOF
@@ -26709,7 +26709,7 @@ $at_traceon; }
 
 
 LDFLAGS="$LDFLAGS --sysroot=$sysroot -no-undefined"
-configure_options="$configure_options --with-sysroot=$sysroot --prefix=$prefix"
+configure_options="$configure_options --with-libtool-sysroot=$sysroot --prefix=$prefix"
 
 #???
 if test "$shlibpath_var" = PATH; then
@@ -26907,7 +26907,7 @@ AM_INIT_AUTOMAKE([foreign])
 AC_PROG_CC
 AC_CONFIG_SRCDIR([lib2.c])
 LT_INIT
-sysroot=$with_sysroot
+sysroot=$with_libtool_sysroot
 AC_SUBST([sysroot])
 AC_OUTPUT(Makefile)
 _ATEOF
@@ -27084,7 +27084,7 @@ AM_INIT_AUTOMAKE([foreign])
 AC_PROG_CC
 AC_CONFIG_SRCDIR([prog.c])
 LT_INIT
-sysroot=$with_sysroot
+sysroot=$with_libtool_sysroot
 AC_SUBST([sysroot])
 AC_OUTPUT(Makefile)
 _ATEOF
